APA
Richardson J.F, . (2006). Chemical Engg. : Butterworth New Delhi.
Chicago
Richardson J.F, . 2006. Chemical Engg. : Butterworth New Delhi.
Harvard
Richardson J.F, . (2006). Chemical Engg. : Butterworth New Delhi.
MLA
Richardson J.F, . Chemical Engg. : Butterworth New Delhi. 2006.