APA (7 ম সংস্করণ) উদ্ধৃতি

Langley, L. D. (1985). The United States and the Caribbean in the twentieth century. The University of Georgia.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Langley, Lester D. The United States and the Caribbean in the Twentieth Century. Atlanta: The University of Georgia, 1985.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Langley, Lester D. The United States and the Caribbean in the Twentieth Century. The University of Georgia, 1985.