APA
Chattopadhyay P, . (1996). Unit Operations of Chemical Engg. : Delhi Khanna pub.
Chicago
Chattopadhyay P, . 1996. Unit Operations of Chemical Engg. : Delhi Khanna pub.
Harvard
Chattopadhyay P, . (1996). Unit Operations of Chemical Engg. : Delhi Khanna pub.
MLA
Chattopadhyay P, . Unit Operations of Chemical Engg. : Delhi Khanna pub. 1996.