APA (7th ed.) Citation

Emmett, J., & Ridley, G. (1978). Underwater swimming. EP Publishing ; distributed by Sterling Pub. Co..

Chicago Style (17th ed.) Citation

Emmett, John, and Gordon Ridley. Underwater Swimming. Wakefield [Eng.] : New York: EP Publishing ; distributed by Sterling Pub. Co., 1978.

MLA (8th ed.) Citation

Emmett, John, and Gordon Ridley. Underwater Swimming. EP Publishing ; distributed by Sterling Pub. Co., 1978.

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