Não informado. (1990). Dam Engineering. Reed Business Publishing.
Chicagoスタイル(17版)引用形式Não informado. Dam Engineering. Surrey, Inglaterra: Reed Business Publishing, 1990.
MLA(8版)引用形式Não informado. Dam Engineering. Reed Business Publishing, 1990.
警告: この引用は必ずしも正確ではありません.