Gardner, W. E., West, R., & West, W. M. (1964). The new world's foundations in the old. Allyn and Bacon, Inc..
Chicago Style (17th ed.) CitationGardner, William E., Ruth West, i Willis M. West. The New World's Foundations in the Old. Boston: Allyn and Bacon, Inc., 1964.
Cita MLAGardner, William E., et al. The New World's Foundations in the Old. Allyn and Bacon, Inc., 1964.
Atenció: Aquestes cites poden no estar 100% correctes.