Gaya APA

DUCKERT, G, H. (2011). E-BOOK : PRACTICAL ENTERPRISE RISK MANAGEMENT A BUSINESS PROCESS APPROACH . New Jersey: John Wiley & Sons, Inc.,.

Gaya MLA

DUCKERT, GREGORY, H.. "E-BOOK : PRACTICAL ENTERPRISE RISK MANAGEMENT A BUSINESS PROCESS APPROACH". New Jersey: John Wiley & Sons, Inc.,, 2011. Text.