Não informado. (1961). Water and wastes digest. Scranton Gillette Communications.
Cita Chicago Style (17a ed.)Não informado. Water and Wastes Digest. Chicago, Ill: Scranton Gillette Communications, 1961.
Cita MLA (8a ed.)Não informado. Water and Wastes Digest. Scranton Gillette Communications, 1961.
Precaución: Estas citas no son 100% exactas.