Não informado. (1940). Sewage works engineering and municipal sanitation. Case Shepperd Mann.
Chicagoスタイル(17版)引用形式Não informado. Sewage Works Engineering and Municipal Sanitation. New York: Case Shepperd Mann, 1940.
MLA(8版)引用形式Não informado. Sewage Works Engineering and Municipal Sanitation. Case Shepperd Mann, 1940.
警告: この引用は必ずしも正確ではありません.