Ackert, P., & Lee, L. (2005). Cause & effect (4. baskı.). Heinle.
Chicago Style (17th ed.) CitationAckert, Patricia, and Linda Lee. Cause & Effect. 4. baskı. Boston: Heinle, 2005.
MLA (9th ed.) CitationAckert, Patricia, and Linda Lee. Cause & Effect. 4. baskı. Heinle, 2005.
Warning: These citations may not always be 100% accurate.