APA (7th ed.) Citation

Watkins, A. L. (1968). A manual of electrotherapy (3rd edition.). Lea & Febiger.

Chicago Style (17th ed.) Citation

Watkins, Arthur Lancaster. A Manual of Electrotherapy. 3rd edition. Philadelphia: Lea & Febiger, 1968.

MLA (9th ed.) Citation

Watkins, Arthur Lancaster. A Manual of Electrotherapy. 3rd edition. Lea & Febiger, 1968.