APA引文

Arrieta Chavarría, O. (1993). Landscape and artificialization of the ecosystem in Sarapiqui.

Citación estilo Chicago

Arrieta Chavarría, Omar. Landscape and Artificialization of the Ecosystem in Sarapiqui. 1993.

MLA引文

Arrieta Chavarría, Omar. Landscape and Artificialization of the Ecosystem in Sarapiqui. 1993.

警告：这些引文格式不一定是100％准确.