APA (7th ed.) Citation

Vreeland, N., & Maday, B. C. (1977). Area handbook for Singapore. For sale by the Supt. of Docs., U.S. Govt. Print. Off..

Chicago Style (17th ed.) Citation

Vreeland, Nena, and Bela C. Maday. Area Handbook for Singapore. Washington: For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1977.

MLA (8th ed.) Citation

Vreeland, Nena, and Bela C. Maday. Area Handbook for Singapore. For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1977.