Gaya APA

Wilson, E, O., Swanson, C, P. (1992). The diversity of life . Massachusetts: Massachusetts: The Belknap Press of Havard University Press; 1992.

Gaya MLA

Wilson, Edward, O.., Swanson, Carl, P.. "The diversity of life". Massachusetts: Massachusetts: The Belknap Press of Havard University Press; 1992, 1992. Text.