APA-referens (7:e uppl.)
Dasmahapatra,Gourkrishna. (2013). Basic environmental engineering and elementary biology. Vikas Publishnig House.
Chicago-referens (17:e uppl.)
Dasmahapatra,Gourkrishna. Basic Environmental Engineering and Elementary Biology. Kolkata: Vikas Publishnig House, 2013.
MLA-referens (9:e uppl.)
Dasmahapatra,Gourkrishna. Basic Environmental Engineering and Elementary Biology. Vikas Publishnig House, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.