APA (7th ed.) Citation

Parsons, P. E., & Heffner, J. E. (2002). Pulmonary/respiratory therapy secrets (2nd edition.). Hanley & Belfus.

Chicago Style (17th ed.) Citation

Parsons, Polly E., and John E. Heffner. Pulmonary/respiratory Therapy Secrets. 2nd edition. Philadelphia: Hanley & Belfus, 2002.

MLA (8th ed.) Citation

Parsons, Polly E., and John E. Heffner. Pulmonary/respiratory Therapy Secrets. 2nd edition. Hanley & Belfus, 2002.

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