Cita APA (7a ed.)

Ruppert, E. E., Fox, R. S., & Barnes, R. D. (2004). Invertebrate zoology: A functional evolutionary approach (7th ed.). Brooks/Cole.

Cita Chicago Style (17a ed.)

Ruppert, Edward E., Richard S. Fox, y Robert D. Barnes. Invertebrate Zoology: A Functional Evolutionary Approach. 7th ed. Belmont, CA: Brooks/Cole, 2004.

Cita MLA (8a ed.)

Ruppert, Edward E., et al. Invertebrate Zoology: A Functional Evolutionary Approach. 7th ed. Brooks/Cole, 2004.