Gaya APA

BARCK, J, O, T., Blake, N, M. (1965). SINCE 1900; A HISTORY OF THE UNITED STATES IN OUR TIMES (Fourth Edition). New York: The Macmillan.

Gaya MLA

BARCK, Jr.,, Oscar, Theodore., Blake, Nelson, Manfred. "SINCE 1900; A HISTORY OF THE UNITED STATES IN OUR TIMES". Fourth Edition New York: The Macmillan, 1965. Textbook.