Não informado. (1985). WASTE TREATMENT TECHNOLOGY NEWS. Business Communications.
Chicagoスタイル(17版)引用形式Não informado. WASTE TREATMENT TECHNOLOGY NEWS. Stanford, Conn: Business Communications, 1985.
MLA(8版)引用形式Não informado. WASTE TREATMENT TECHNOLOGY NEWS. Business Communications, 1985.
警告: この引用は必ずしも正確ではありません.