APA (7th ed.) Citation

Walker, M. (1977). Sport diving: The instructional guide to skin & scuba. H. Regnery.

Chicago Style (17th ed.) Citation

Walker, Morton. Sport Diving: The Instructional Guide to Skin & Scuba. Chicago: H. Regnery, 1977.

MLA (9th ed.) Citation

Walker, Morton. Sport Diving: The Instructional Guide to Skin & Scuba. H. Regnery, 1977.

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