APA način citiranja

Bravo Chaves, F. M., Piedra Marín, G., & Piedra Castro, L. (2012). Physico-chemical assessment of sediments of Tamarindo estuary and its tributaries, Guanacaste, Costa Rica.

Čikaški stil citiranja

Bravo Chaves, Francela María, Gilberto Piedra Marín, i Lilliana Piedra Castro. Physico-chemical Assessment of Sediments of Tamarindo Estuary and Its Tributaries, Guanacaste, Costa Rica. 2012.

MLA način citiranja

Bravo Chaves, Francela María, Gilberto Piedra Marín, i Lilliana Piedra Castro. Physico-chemical Assessment of Sediments of Tamarindo Estuary and Its Tributaries, Guanacaste, Costa Rica. 2012.