APA (7th ed.) Citation

Karlin, B., & Isely, R. B. (1984). Developing and using audio-visual materials in water supply and sanitation programs. WASH.

Chicago Style (17th ed.) Citation

Karlin, Barry, and Raymond B. Isely. Developing and Using Audio-visual Materials in Water Supply and Sanitation Programs. Arlington, Va: WASH, 1984.

MLA (9th ed.) Citation

Karlin, Barry, and Raymond B. Isely. Developing and Using Audio-visual Materials in Water Supply and Sanitation Programs. WASH, 1984.