APA استشهاد

Burroughs, W. (2003). Climate into 21st century. Cambridge University.

استشهاد بنمط شيكاغو

Burroughs, William. Climate into 21st Century. Cambridge: Cambridge University, 2003.

MLA استشهاد

Burroughs, William. Climate into 21st Century. Cambridge University, 2003.