Cita APA

Hastings, P. A., & Robertson, D. R. (2001). Preface: Systematics of tropical eastern Pacific fishes. Universidad de Costa Rica.

Citación estilo Chicago

Hastings, Philip A., y D. Ross Robertson. Preface: Systematics of Tropical Eastern Pacific Fishes. Universidad de Costa Rica, 2001.

Cita MLA

Hastings, Philip A., y D. Ross Robertson. Preface: Systematics of Tropical Eastern Pacific Fishes. Universidad de Costa Rica, 2001.