Cita APA (7a ed.)

Boyd, C. I. M., Smith, S. L., & Cowles, T. J. (1980). Grazing patterns of copepods in the upwelling system off Peru. Oceanographic Institution.

Cita Chicago Style (17a ed.)

Boyd, C I M., Sharon L. Smith, y Tinothy J. Cowles. Grazing Patterns of Copepods in the Upwelling System off Peru. Massachusetts: Oceanographic Institution, 1980.

Cita MLA (8a ed.)

Boyd, C I M., et al. Grazing Patterns of Copepods in the Upwelling System off Peru. Oceanographic Institution, 1980.