APA استشهاد

Madrigal, L. A., & Vargas, V. (2016). Density of the herbaceous layer and its relationship to light, pH and amount of litter in the Alberto Brenes Reserve, Costa Rica.

استشهاد بنمط شيكاغو

Madrigal, Luis Alejandro, و Verónica Vargas. Density of the Herbaceous Layer and Its Relationship to Light, PH and Amount of Litter in the Alberto Brenes Reserve, Costa Rica. 2016.

MLA استشهاد

Madrigal, Luis Alejandro, و Verónica Vargas. Density of the Herbaceous Layer and Its Relationship to Light, PH and Amount of Litter in the Alberto Brenes Reserve, Costa Rica. 2016.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.