APA (7th ed.) Citation

Ashman, R. (1945). Essentials of electrocardiography for the student and practitioner for medicine. Macmillan.

Chicago Style (17th ed.) Citation

Ashman, Richard. Essentials of Electrocardiography for the Student and Practitioner for Medicine. New York: Macmillan, 1945.

MLA (9th ed.) Citation

Ashman, Richard. Essentials of Electrocardiography for the Student and Practitioner for Medicine. Macmillan, 1945.

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