APA (7th ed.) Citation

Weil, T. E. (1970). Area handbook for Colombia. Govt. Print. Off.].

Chicago Style (17th ed.) Citation

Weil, Thomas E. Area Handbook for Colombia. Washington, D.C: Govt. Print. Off.], 1970.

MLA (9th ed.) Citation

Weil, Thomas E. Area Handbook for Colombia. Govt. Print. Off.], 1970.