APA Edition Citation

Ouano, E. (1983). Principles of wastewater treatment. National science development Board.

Chicago Edition Citation

Ouano, Ear. Principles of Wastewater Treatment. Philippines: National science development Board, 1983.

MLA Edition Citation

Ouano, Ear. Principles of Wastewater Treatment. National science development Board, 1983.

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