Cita APA

Fracker, S. B., & Fracker, S. B. (1915). The classification of Lepidopterous larvae (2. edition rev.). Urbana Ill: University of Illinois.

Citación estilo Chicago

Fracker, Stanley Black, y Stanley Black Fracker. The Classification of Lepidopterous Larvae. 2. edition rev. Urbana Ill: University of Illinois, 1915.

Cita MLA

Fracker, Stanley Black, y Stanley Black Fracker. The Classification of Lepidopterous Larvae. 2. edition rev. Urbana Ill: University of Illinois, 1915.