Παραπομπή APA

Ortega-Rivera, M., & Vílchez-Alvarado, B. (2013). Landscape ecology and characterization of forest coverage of the watershed of the Rio La Balsa, Costa Rica.

Παραπομπή Chicago Style

Ortega-Rivera, Marilyn, και Braulio Vílchez-Alvarado. Landscape Ecology and Characterization of Forest Coverage of the Watershed of the Rio La Balsa, Costa Rica. 2013.

Παραπομπή MLA

Ortega-Rivera, Marilyn, και Braulio Vílchez-Alvarado. Landscape Ecology and Characterization of Forest Coverage of the Watershed of the Rio La Balsa, Costa Rica. 2013.

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