APA (7th ed.) Citation

Scherf, D., & Boyd, L. J. (1940). Clinical electrocardiography. William Heinemann.

Chicago Style (17th ed.) Citation

Scherf, David, and Linn J. Boyd. Clinical Electrocardiography. London, GB: William Heinemann, 1940.

MLA (9th ed.) Citation

Scherf, David, and Linn J. Boyd. Clinical Electrocardiography. William Heinemann, 1940.

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