Gaya APA

Cooper, D, R., Schindler, P, S. (2006). Business research methods : Donald R. Cooper, Pamela S. Schindler (Ed. 9). Boston: McGraw-Hill.

Gaya MLA

Cooper, Donald, R.., Schindler, Pamela, S.. "Business research methods : Donald R. Cooper, Pamela S. Schindler". Ed. 9 Boston: McGraw-Hill, 2006. Buku.