APA

Eldredge N., . (1992). Systematycs, ecology, and the biodiversity crisis. New York: Columbia University.

Chicago

Eldredge Niles, . 1992. Systematycs, ecology, and the biodiversity crisis. New York: Columbia University.

Harvard

Eldredge N., . (1992). Systematycs, ecology, and the biodiversity crisis. New York: Columbia University.

MLA

Eldredge Niles, . Systematycs, ecology, and the biodiversity crisis. New York: Columbia University. 1992.