Gaya APA

Slack, N., Lewis, M. (2005). THE BLACKWELL ENCYCLOPEDIC DICTIONARY ; OPERATIONS MANAGEMENT (Second Edition). United States of America: Blackwell Publishing Ltd.

Gaya MLA

Slack, Nigel., Lewis, Michael. "THE BLACKWELL ENCYCLOPEDIC DICTIONARY ; OPERATIONS MANAGEMENT". Second Edition United States of America: Blackwell Publishing Ltd, 2005. eBook.