Cita APA

Sparre, P., Ursin, E., & Venema, S. C. (1992). Introduction to tropical fish stock assessment. Food and Agriculture Organization of the United Nations.

Citación estilo Chicago

Sparre, Per, Erik Ursin, and S. C. Venema. Introduction to Tropical Fish Stock Assessment. Rome: Food and Agriculture Organization of the United Nations, 1992.

Cita MLA

Sparre, Per, et al. Introduction to Tropical Fish Stock Assessment. Food and Agriculture Organization of the United Nations, 1992.