Não informado. (1978). Cost Engineering. American Association of Cost Engineers.
Chicagoスタイル(17版)引用形式Não informado. Cost Engineering. Morgantown, Wa. Va: American Association of Cost Engineers, 1978.
MLA(8版)引用形式Não informado. Cost Engineering. American Association of Cost Engineers, 1978.
警告: この引用は必ずしも正確ではありません.