The United States Shipping Board; its history, activities, and organization

MLA

Smith, Darrell Hevenor. and Paul Vernon Betters. The United States Shipping Board; its history, activities, and organization. [New York] : [AMS Press], [1974]

APA

Smith, D. & Betters, P. (1974). The United States Shipping Board; its history, activities, and organization. [New York] : [AMS Press].

Chicago

Smith, Darrell Hevenor. and Paul Vernon Betters. The United States Shipping Board; its history, activities, and organization. [New York] : [AMS Press], [1974]