Cita APA (7th ed.)

U.S. Bureau of the census. (1967). Guide to foreign trade statistics. v. 1-. U. S. Bureau of the Census.

Cita Chicago (17th ed.)

U.S. Bureau of the census. Guide to Foreign Trade Statistics. V. 1-. Washington: U. S. Bureau of the Census, 1967.

Cita MLA (9th ed.)

U.S. Bureau of the census. Guide to Foreign Trade Statistics. V. 1-. U. S. Bureau of the Census, 1967.