APA (7th ed.) Citation

Barr, D., & Gordon, A. (1980). Water polo / David Barr & Andrew Gordon. E.P..

Chicago Style (17th ed.) Citation

Barr, David, and Andrew Gordon. Water Polo / David Barr & Andrew Gordon. Wakefield: E.P., 1980.

MLA (9th ed.) Citation

Barr, David, and Andrew Gordon. Water Polo / David Barr & Andrew Gordon. E.P., 1980.

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