APA aipamena

Macey, A. (1975). The vegetation of Volcán Poás National Park, Costa Rica.

Chicago Style aipamena

Macey, Anne. The Vegetation of Volcán Poás National Park, Costa Rica. 1975.

MLA aipamena

Macey, Anne. The Vegetation of Volcán Poás National Park, Costa Rica. 1975.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.