Gaya APA

Macillan Reuised Eccyclopedia of Science 4 Life and earth : fossils and Human Ancestors - THe Basics of life. (1997). New York: Macmillan Library Reference.

Gaya MLA

Macillan Reuised Eccyclopedia of Science 4 Life and earth : fossils and Human Ancestors - THe Basics of life. Cet. 1. New York: Macmillan Library Reference, 1997. Text.