APA (7th ed.) Citation

Whitaker. (1973). Area handbook for the Khmer Republic (Cambodia). For sale by the Supt. of Docs., U.S. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Whitaker. Area Handbook for the Khmer Republic (Cambodia). Washington: For sale by the Supt. of Docs., U.S. Govt. Print. Off, 1973.

MLA (8th ed.) Citation

Whitaker. Area Handbook for the Khmer Republic (Cambodia). For sale by the Supt. of Docs., U.S. Govt. Print. Off, 1973.