APA (7th ed.) Citation

(1987). 12-lead electrocardiography. Saunders.

Chicago Style (17th ed.) Citation

12-lead Electrocardiography. Philadelphia: Saunders, 1987.

MLA (9th ed.) Citation

12-lead Electrocardiography. Saunders, 1987.

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