Citace podle APA (7th ed.)

Vreeland, N., & Maday, B. C. (1977). Area handbook for Singapore (First edition.). U.S. Government Printing Office.

Citace podle Chicago (17th ed.)

Vreeland, Nena, a Bela C. Maday. Area Handbook for Singapore. First edition. Washington, D.C.: U.S. Government Printing Office, 1977.

Citace podle MLA (8th ed.)

Vreeland, Nena, a Bela C. Maday. Area Handbook for Singapore. First edition. U.S. Government Printing Office, 1977.

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