APA (7th ed.) Citation

Heard, B. E. (1969). Pathology of chronic bronchitis and emphysema. Churchill.

Chicago Style (17th ed.) Citation

Heard, Brian Edyvean. Pathology of Chronic Bronchitis and Emphysema. London: Churchill, 1969.

MLA (8th ed.) Citation

Heard, Brian Edyvean. Pathology of Chronic Bronchitis and Emphysema. Churchill, 1969.

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