Gaya APA

Link, A, S., Catton, W, B. (1980). American Epoch. A History of the United States Since 1900 (Fifth Edition Vol 1. 1900-1945). United States of America: Alfred A. Knopf.

Gaya MLA

Link, Arthur, S.., Catton, William, B.. "American Epoch. A History of the United States Since 1900". Fifth Edition Vol 1. 1900-1945 United States of America: Alfred A. Knopf, 1980. Text.