Gaya APA

Samuelson, W, F., Marks, S, G. (2010). Managerial economics (6th.ed.ISE). Hoboken, NJ: John Wiley & Sons, Inc.

Gaya MLA

Samuelson, William, F.., Marks, Stephen, G.. "Managerial economics". 6th.ed.ISE Hoboken, NJ: John Wiley & Sons, Inc, 2010. Teks.