KRANZ GARRY. (2007). BEST PRACTICES: COMMUNICATING EFFECTIVELY. HARPER COLLINS PUBLISHERS.
Cita Chicago Style (17a ed.)KRANZ GARRY. BEST PRACTICES: COMMUNICATING EFFECTIVELY. NEW YORK: HARPER COLLINS PUBLISHERS, 2007.
Cita MLA (9a ed.)KRANZ GARRY. BEST PRACTICES: COMMUNICATING EFFECTIVELY. HARPER COLLINS PUBLISHERS, 2007.
Precaución: Estas citas no son 100% exactas.