Dyfyniad APA

Barrantes, G. (2009). The role of historical and local factors in determining species composition of the highland avifauna of Costa Rica and Western Panamá.

Dyfyniad Arddull Chicago

Barrantes, Gilbert. The Role of Historical and Local Factors in Determining Species Composition of the Highland Avifauna of Costa Rica and Western Panamá. 2009.

Dyfyniad MLA

Barrantes, Gilbert. The Role of Historical and Local Factors in Determining Species Composition of the Highland Avifauna of Costa Rica and Western Panamá. 2009.

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