Trochim, W. M. K. (2005). Research methods: The concise knowledge base. Atomic Dog Pub./Cengage Learning.
Chicago Style (17. basım) AtıfTrochim, William M. K. Research Methods: The Concise Knowledge Base. Cincinnati, Ohio: Atomic Dog Pub./Cengage Learning, 2005.
MLA (8th ed.) AtıfTrochim, William M. K. Research Methods: The Concise Knowledge Base. Atomic Dog Pub./Cengage Learning, 2005.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..