Smith, F. W. K., Keene, B. W., Tilley, L. P., & Hansen, B. (2015). Rapid interpretation of heart and lung sounds: A guide to cardiac and respiratory auscultation in dogs and cats (Third Edition.). Missouri: Elsevier.
Chicago Style CitationSmith, Francis W. K.,, Bruce W. Keene, Lawrence P. Tilley, and Bernie Hansen. Rapid Interpretation of Heart and Lung Sounds: A Guide to Cardiac and Respiratory Auscultation in Dogs and Cats. Third Edition. Missouri: Elsevier, 2015.
MLA CitationSmith, Francis W. K.,, Bruce W. Keene, Lawrence P. Tilley, and Bernie Hansen. Rapid Interpretation of Heart and Lung Sounds: A Guide to Cardiac and Respiratory Auscultation in Dogs and Cats. Third Edition. Missouri: Elsevier, 2015.
Warning: These citations may not always be 100% accurate.