APA ציטוט

De, A. K. (2013). Environemntal chemistry (7th ed.). New age international.

Chicago Edition Citation

De, A K. Environemntal Chemistry. 7th ed. Newdelhi: New age international, 2013.

ציטוט MLA

De, A K. Environemntal Chemistry. 7th ed. New age international, 2013.