APA (7th ed.) Citation

Black, J. K. (1976). Area handbook for Trinidad and Tobago. For sale by the Supt. of Docs., U.S. Govt. Print. Off..

Chicago Style (17th ed.) Citation

Black, Jan Knippers. Area Handbook for Trinidad and Tobago. Washington: For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1976.

MLA (8th ed.) Citation

Black, Jan Knippers. Area Handbook for Trinidad and Tobago. For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1976.