Day, M. H. (1984). The fossil history of man (3rd ed., rev.). Scientific Publications Division, Carolina Biological Supply Co..
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিDay, Michael H. The Fossil History of Man. 3rd ed., rev. Burlington, N.C.: Scientific Publications Division, Carolina Biological Supply Co., 1984.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিDay, Michael H. The Fossil History of Man. 3rd ed., rev. Scientific Publications Division, Carolina Biological Supply Co., 1984.