Federal specification for drills, electric, portable, exclusive of high-frequency types
MLA
Federal Specification for Drills, Electric, Portable, Exclusive of High-frequency Types. [federal Standard Stock Catalog, Section Iv, Part 5. [Washington, D.C.: U.S. Dept. of the Treasury, Bureau of Federal Supply, 1954
APA, 7th edition
(1954). Federal specification for drills, electric, portable, exclusive of high-frequency types. [Federal standard stock catalog, Section IV, part 5. [Washington, D.C.: U.S. Dept. of the Treasury, Bureau of Federal Supply
Chicago, 17th edition
Federal specification for drills, electric, portable, exclusive of high-frequency types. [Federal standard stock catalog, Section IV, part 5. [Washington, D.C.: U.S. Dept. of the Treasury, Bureau of Federal Supply, 1954