KRANZ GARRY. (2007). BEST PRACTICES: COMMUNICATING EFFECTIVELY. HARPER COLLINS PUBLISHERS.
Chicago Style (17. basım) AtıfKRANZ GARRY. BEST PRACTICES: COMMUNICATING EFFECTIVELY. NEW YORK: HARPER COLLINS PUBLISHERS, 2007.
MLA (9th ed.) AtıfKRANZ GARRY. BEST PRACTICES: COMMUNICATING EFFECTIVELY. HARPER COLLINS PUBLISHERS, 2007.
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