Encyclopedia of warrior peoples and fighting groups
MLA
Davis, Paul K., and Allen Lee Hamilton. Encyclopedia of Warrior Peoples and Fighting Groups. Denver, Colo.: ABC-CLIO, 1998
APA, 7th edition
Davis, P. K., & Hamilton, A. Lee. (1998). Encyclopedia of warrior peoples and fighting groups. Denver, Colo.: ABC-CLIO
Chicago, 17th edition
Davis, Paul K., and Allen Lee Hamilton. Encyclopedia of warrior peoples and fighting groups. Denver, Colo.: ABC-CLIO, 1998