APA (7th ed.) Citation

Dale B. Hahn, W. A. P. Focus on health. McGraw-Hill.

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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

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