The preparation of occupational instructors : a suggested course guide.

MLA

United States. The preparation of occupational instructors : a suggested course guide. [Washington] : [For sale by the Supt. Docs., U.S. G.P.O.], [1966]

APA

United States. (1966). The preparation of occupational instructors : a suggested course guide. [Washington] : [For sale by the Supt. Docs., U.S. G.P.O.].

Chicago

United States. The preparation of occupational instructors : a suggested course guide. [Washington] : [For sale by the Supt. Docs., U.S. G.P.O.], [1966]