APA引文

R.T Coupland. (1979). Grassland Ecosystems of the World: Analysis of Grasslands and thier uses. Cambridge University Press.

Chicago Edition Citation

R.T Coupland. Grassland Ecosystems of the World: Analysis of Grasslands and Thier Uses. Cambridge University Press, 1979.

MLA引文

R.T Coupland. Grassland Ecosystems of the World: Analysis of Grasslands and Thier Uses. Cambridge University Press, 1979.

警告：這些引文格式不一定是100％准確.