APA引文

Simonit, S., & Perrings, C. (2013). Bundling ecosystem services in the Panama Canal watershed. National Academy of Sciences.

Citação norma Chicago

Simonit, Silvio, and Charles Perrings. Bundling Ecosystem Services in the Panama Canal Watershed. National Academy of Sciences, 2013.

MLA引文

Simonit, Silvio, and Charles Perrings. Bundling Ecosystem Services in the Panama Canal Watershed. National Academy of Sciences, 2013.

警告：這些引文格式不一定是100％准確.