APA (7th ed.) Citation

Walker, T. D. (1987). Designs for parks and recreation spaces. PDA Publishers.

Chicago Style (17th ed.) Citation

Walker, Theodore D. Designs for Parks and Recreation Spaces. Mesa, Ariz.: PDA Publishers, 1987.

MLA (9th ed.) Citation

Walker, Theodore D. Designs for Parks and Recreation Spaces. PDA Publishers, 1987.