APA ציטוט

Ouano, E. (1983). Principles of Waste Water Treatment. National Science Development Board.

Chicago Edition Citation

Ouano, E.A.R. Principles of Waste Water Treatment. Manila: National Science Development Board, 1983.

ציטוט MLA

Ouano, E.A.R. Principles of Waste Water Treatment. National Science Development Board, 1983.