APA aipamena

TWIST, C. Encyclopedia of science: Life on earth fossils and human ancestors the basics of life. Volume IV. Macmillan Publishing Company.

Chicago Style aipamena

TWIST, Clint. Encyclopedia of Science: Life on Earth Fossils and Human Ancestors the Basics of Life. Volume IV. Macmillan Publishing Company.

MLA aipamena

TWIST, Clint. Encyclopedia of Science: Life on Earth Fossils and Human Ancestors the Basics of Life. Volume IV. Macmillan Publishing Company.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.