Dana, F. C., & Willmarth, E. H. (1937). Engineering problems manual (3d ed.). New York: McGraw-Hill Book Company.
シカゴスタイル引用形Dana, Forest Charles, , Elmer Humphrey Willmarth. Engineering Problems Manual. 3d ed. New York: McGraw-Hill Book Company, 1937.
MLA引用形式Dana, Forest Charles, , Elmer Humphrey Willmarth. Engineering Problems Manual. 3d ed. New York: McGraw-Hill Book Company, 1937.
警告: この引用は必ずしも正確ではありません.