APA ציטוט

Andrew , R., & Jackson, J. M. (1998). Environmental science: The natural environment and human impact. Longman.

Chicago Edition Citation

Andrew , R.W, and Julie M. Jackson. Environmental Science: The Natural Environment and Human Impact. London: Longman, 1998.

ציטוט MLA

Andrew , R.W, and Julie M. Jackson. Environmental Science: The Natural Environment and Human Impact. Longman, 1998.