APA

Borror D. J., Triplehorn C. A. & Johnson N. F. (1989). An introduction to the study of insects. Estados Unidos: Thomson Learning.

Chicago

Borror Donald J, Triplehorn Charles A and Johnson Norman F. 1989. An introduction to the study of insects. Estados Unidos: Thomson Learning.

Harvard

Borror D. J., Triplehorn C. A. and Johnson N. F. (1989). An introduction to the study of insects. Estados Unidos: Thomson Learning.

MLA

Borror Donald J, Triplehorn Charles A and Johnson Norman F. An introduction to the study of insects. Estados Unidos: Thomson Learning. 1989.