APA

A.A.V.V, . (1997). The dawn of humans. Washington D.C: Rev. National Geographic.

Chicago

A.A.V.V, . 1997. The dawn of humans. Washington D.C: Rev. National Geographic.

Harvard

A.A.V.V, . (1997). The dawn of humans. Washington D.C: Rev. National Geographic.

MLA

A.A.V.V, . The dawn of humans. Washington D.C: Rev. National Geographic. 1997.