Dyfyniad APA

Gónzalez, I. M., Lezama, H. J., & Jirón, L. F. (1988). Anastrepha fruit flies in Costa Rica: Three new records.

Dyfyniad Arddull Chicago

Gónzalez, Ileana María, Humberto José Lezama, y Luis Fernando Jirón. Anastrepha Fruit Flies in Costa Rica: Three New Records. 1988.

Dyfyniad MLA

Gónzalez, Ileana María, Humberto José Lezama, y Luis Fernando Jirón. Anastrepha Fruit Flies in Costa Rica: Three New Records. 1988.

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