Não informado. (1961). Water and wastes digest. Scranton Gillette Communications.
Chicagoスタイル(17版)引用形式Não informado. Water and Wastes Digest. Chicago, Ill: Scranton Gillette Communications, 1961.
MLA(8版)引用形式Não informado. Water and Wastes Digest. Scranton Gillette Communications, 1961.
警告: この引用は必ずしも正確ではありません.