APA (7th ed.) Citation

National Microfilm Association (U.S.). (1972). Basic U.S. government micrographic standards and specifications (Rev. [i.e. 3d] ed.).

Chicago Style (17th ed.) Citation

National Microfilm Association (U.S.). Basic U.S. Government Micrographic Standards and Specifications. Rev. [i.e. 3d] ed. Silver Spring, Md, 1972.

MLA (8th ed.) Citation

National Microfilm Association (U.S.). Basic U.S. Government Micrographic Standards and Specifications. Rev. [i.e. 3d] ed. 1972.