APA-viite (7. p.)
Fagan, B. M. (1998). People of the earth: An introduction to world prehistory (9th.ed.). Longman.
Chicago-viite (17. p.)
Fagan, Brian M. People of the Earth: An Introduction to World Prehistory. 9th.ed. New York: Longman, 1998.
MLA-viite (9. p.)
Fagan, Brian M. People of the Earth: An Introduction to World Prehistory. 9th.ed. Longman, 1998.
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