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diff --git a/tablib/packages/openpyxl/reader/strings.py b/tablib/packages/openpyxl/reader/strings.py
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+# file openpyxl/reader/strings.py
+
+# Copyright (c) 2010 openpyxl
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+# @license: http://www.opensource.org/licenses/mit-license.php
+# @author: Eric Gazoni
+
+"""Read the shared strings table."""
+
+# package imports
+from openpyxl.shared.xmltools import fromstring, QName
+from openpyxl.shared.ooxml import NAMESPACES
+
+
+def read_string_table(xml_source):
+    """Read in all shared strings in the table"""
+    table = {}
+    xmlns = 'http://schemas.openxmlformats.org/spreadsheetml/2006/main'
+    root = fromstring(text=xml_source)
+    string_index_nodes = root.findall(QName(xmlns, 'si').text)
+    for index, string_index_node in enumerate(string_index_nodes):
+        table[index] = get_string(xmlns, string_index_node)
+    return table
+
+
+def get_string(xmlns, string_index_node):
+    """Read the contents of a specific string index"""
+    rich_nodes = string_index_node.findall(QName(xmlns, 'r').text)
+    if rich_nodes:
+        reconstructed_text = []
+        for rich_node in rich_nodes:
+            partial_text = get_text(xmlns, rich_node)
+            reconstructed_text.append(partial_text)
+        return ''.join(reconstructed_text)
+    else:
+        return get_text(xmlns, string_index_node)
+
+
+def get_text(xmlns, rich_node):
+    """Read rich text, discarding formatting if not disallowed"""
+    text_node = rich_node.find(QName(xmlns, 't').text)
+    partial_text = text_node.text  or ''
+
+    if text_node.get(QName(NAMESPACES['xml'], 'space').text) != 'preserve':
+        partial_text = partial_text.strip()
+    return unicode(partial_text)