APA (7th ed.) Citation

United States. Federal Board for Vocational Education. (1921). Automobiles, authorization for official use (Cf. Par. 25, Misc. 150B). [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Federal Board for Vocational Education. Automobiles, Authorization for Official Use (Cf. Par. 25, Misc. 150B). [Washington]: [publisher not identified], 1921.

MLA (9th ed.) Citation

United States. Federal Board for Vocational Education. Automobiles, Authorization for Official Use (Cf. Par. 25, Misc. 150B). [publisher not identified], 1921.