The crusades,
by Richard A. Newhall.
APA Citation
Newhall, R. Ager. (1927). The crusades. New York: H. Holt and company.
MLA Citation
Newhall, Richard Ager. The Crusades. New York: H. Holt and company, 1927.
Warning: These citations may not always be complete (especially for serials).