APA (7th ed.) Citation

Hahn Dale B. & Wayne A. Payne. (1997). Focus on health. McGraw Hill.

Chicago Style (17th ed.) Citation

Hahn Dale B. and Wayne A. Payne. Focus on Health. USA: McGraw Hill, 1997.

MLA (9th ed.) Citation

Hahn Dale B. and Wayne A. Payne. Focus on Health. McGraw Hill, 1997.

Warning: These citations may not always be 100% accurate.