APA引文

Montero, A., & Sandí, J. A. (2009). Water Pollution by the Coffee Milling Process in Costa Rica between 1840 and 1910.

Citación estilo Chicago

Montero, Andrea, y José Aurelio Sandí. Water Pollution By the Coffee Milling Process in Costa Rica between 1840 and 1910. 2009.

MLA引文

Montero, Andrea, y José Aurelio Sandí. Water Pollution By the Coffee Milling Process in Costa Rica between 1840 and 1910. 2009.

警告：这些引文格式不一定是100％准确.