Gaya APA

Hahn, D, B., Payne, W, A. (2003). Focus on Health (Ed. 6. Cet. 2.--). New York: McGraw-Hill.

Gaya MLA

Hahn, Dale, B.., Payne, Wayne, A.. "Focus on Health". Ed. 6. Cet. 2.-- New York: McGraw-Hill, 2003. Text.