APA ציטוט

Sobel, R. (1981). IBM colossus in transition. New York: Truman Talley Books.

Trích dẫn kiểu Chicago

Sobel, Robert. IBM Colossus in Transition. New York: Truman Talley Books, 1981.

ציטוט MLA

Sobel, Robert. IBM Colossus in Transition. New York: Truman Talley Books, 1981.