Gaya APA

Wilkinson, J, W., W., B, I, S. (1995). Handbook of management consulting services (2nd ed). New York: McGraw-Hill.

Gaya MLA

Wilkinson, Joseph, W.., W., Barcus, III,, Sam. "Handbook of management consulting services". 2nd ed New York: McGraw-Hill, 1995. Text.