Gaya APA

Cooper, D, R., Schindler, P, S. (2006). METODE RISET BISNIS VOLUME 2 . New York: McGraw-Hill Irwin.

Gaya MLA

Cooper, Donald, R.., Schindler, Pamela, S.. "METODE RISET BISNIS VOLUME 2". New York: McGraw-Hill Irwin, 2006. Text.