APA ציטוט

Thomas Warth. (1986). Cobol for beginners. New Delhi: Prentice-Hall of India.

Trích dẫn kiểu Chicago

Thomas Warth. Cobol for Beginners. New Delhi: Prentice-Hall of India, 1986.

ציטוט MLA

Thomas Warth. Cobol for Beginners. New Delhi: Prentice-Hall of India, 1986.