Gaya APA

DOWLING, K, N. (2008). SAP (R) Project System Handbook: Esential Skills For ERP Profesionals / DOWLING, Kieron N (Ed. I, Cet.1). America: McGraw-Hill Book Company.

Gaya MLA

DOWLING, Kieron, N. "SAP (R) Project System Handbook: Esential Skills For ERP Profesionals / DOWLING, Kieron N". Ed. I, Cet.1 America: McGraw-Hill Book Company, 2008. Text.