Gaya APA

Pick, J, B. (1986). Computer Systems in Business: An Introduction (Edisi pertama). Philadelphia, USA: CBS College Publishing (Holt-Saunders International Editions).

Gaya MLA

Pick, James, B.. "Computer Systems in Business: An Introduction". Edisi pertama Philadelphia, USA: CBS College Publishing (Holt-Saunders International Editions), 1986. Text.