Gaya APA

Cooper, D, R., Schindler, P, S. (2008). Business Research Methods Ed. 10 (Tenth). United States of America: McGraw-Hill.

Gaya MLA

Cooper, Donald, R.., Schindler, Pamela, S.. "Business Research Methods Ed. 10". Tenth United States of America: McGraw-Hill, 2008. Buku.