diff --git a/Classes/PHPExcel/Calculation.php b/Classes/PHPExcel/Calculation.php
index e412027..71ed083 100644
--- a/Classes/PHPExcel/Calculation.php
+++ b/Classes/PHPExcel/Calculation.php
@@ -3001,14 +3001,31 @@ class PHPExcel_Calculation {
 				//	We must have two operands, error if we don't
 				if (is_null($operand2Data = $stack->pop())) return $this->_raiseFormulaError('Internal error - Operand value missing from stack');
 				if (is_null($operand1Data = $stack->pop())) return $this->_raiseFormulaError('Internal error - Operand value missing from stack');
-				//	Log what we're doing
+
 				$operand1 = $operand1Data['value'];
+				if ((is_null($operand1Data['reference'])) && (is_array($operand1))) {
+					$rowKey = array_shift(array_keys($operand1));
+					$colKey = array_shift(array_keys($operand1[$rowKey]));
+					if (ctype_upper($colKey)) {
+						$operand1Data['reference'] = $colKey.$rowKey;
+					}
+				}
 				$operand2 = $operand2Data['value'];
+				if ((is_null($operand2Data['reference'])) && (is_array($operand2))) {
+					$rowKey = array_shift(array_keys($operand2));
+					$colKey = array_shift(array_keys($operand2[$rowKey]));
+					if (ctype_upper($colKey)) {
+						$operand2Data['reference'] = $colKey.$rowKey;
+					}
+				}
+
+				//	Log what we're doing
 				if ($token == ':') {
 					$this->_writeDebug('Evaluating Range '.$this->_showValue($operand1Data['reference']).$token.$this->_showValue($operand2Data['reference']));
 				} else {
 					$this->_writeDebug('Evaluating '.$this->_showValue($operand1).' '.$token.' '.$this->_showValue($operand2));
 				}
+
 				//	Process the operation in the appropriate manner
 				switch ($token) {
 					//	Comparison (Boolean) Operators
diff --git a/changelog.txt b/changelog.txt
index 98ea409..a4c89c3 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -27,6 +27,7 @@ Fixed in SVN:
 - Bugfix:   (MBaker) Work item 15459 - Invalid cell coordinate in Autofilter for Excel2007 Writer
 - Bugfix:   (MBaker) Work item 15518 - PCLZip library issue
 - Bugfix:   (MBaker) Work item 15537 - Excel2007 Reader canRead function bug
+- Bugfix:   (MBaker) Support for Excel functions whose return can be used as either a value or as a cell reference depending on its context within a formula
 - General:	(MBaker) Work item 15405 - Two easy to fix Issues concerning PHPExcel_Token_Stack (l10n/UC)
 - General:	(MBaker) Work item 15461 - Locale file paths not fit for windows