APA (7th ed.) Citation

(1989). Super firm: Tough workouts. Time-Life Books.

Chicago Style (17th ed.) Citation

Super Firm: Tough Workouts. Virginia: Time-Life Books, 1989.

MLA (9th ed.) Citation

Super Firm: Tough Workouts. Time-Life Books, 1989.

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