APA引文

(1968). United States government correspondence manual. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

United States Government Correspondence Manual. Washington: U.S. Government Printing Office, 1968.

MLA引文

United States Government Correspondence Manual. U.S. Government Printing Office, 1968.

警告：這些引文格式不一定是100％准確.