APA
Roy G.K, . (1996). Solved examples in chemical engg. : Delhi Khanna pub.
Chicago
Roy G.K, . 1996. Solved examples in chemical engg. : Delhi Khanna pub.
Harvard
Roy G.K, . (1996). Solved examples in chemical engg. : Delhi Khanna pub.
MLA
Roy G.K, . Solved examples in chemical engg. : Delhi Khanna pub. 1996.