Ruppel, G. L. 1., & Ruppel, G. L. 1. (1986). Manual of pulmonary function testing (4. edition --.). St Louis: Mosby.
Chicago Style CitationRuppel, Gregg L. 1948-, and Gregg L. 1948- Ruppel. Manual of Pulmonary Function Testing. 4. edition --. St Louis: Mosby, 1986.
MLA CitationRuppel, Gregg L. 1948-, and Gregg L. 1948- Ruppel. Manual of Pulmonary Function Testing. 4. edition --. St Louis: Mosby, 1986.
Warning: These citations may not always be 100% accurate.