APA
Johanson D. C., Edey M. A., . (1981). Lucy, the beginnings of humankind. New York: Simon and Schuster.
Chicago
Johanson Donald C, Edey Maitland Armstrong, . 1981. Lucy, the beginnings of humankind. New York: Simon and Schuster.
Harvard
Johanson D. C., Edey M. A., . (1981). Lucy, the beginnings of humankind. New York: Simon and Schuster.
MLA
Johanson Donald C, Edey Maitland Armstrong, . Lucy, the beginnings of humankind. New York: Simon and Schuster. 1981.