Dyfyniad APA

Ramírez C, A. R., López S, M. I., & Szelistowski, W. A. (1990). Composition and abundance of ichthyoplankton in a Gulf of Nicoya mangrove estuary.

Dyfyniad Arddull Chicago

Ramírez C, Ana R., Myrna I. López S, y William A. Szelistowski. Composition and Abundance of Ichthyoplankton in a Gulf of Nicoya Mangrove Estuary. 1990.

Dyfyniad MLA

Ramírez C, Ana R., Myrna I. López S, y William A. Szelistowski. Composition and Abundance of Ichthyoplankton in a Gulf of Nicoya Mangrove Estuary. 1990.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.