APA
Dhawan R.K, . (1996). A Text Book Of Engg. Drawing. : Delhi S.K. Katria& Sons.
Chicago
Dhawan R.K, . 1996. A Text Book Of Engg. Drawing. : Delhi S.K. Katria& Sons.
Harvard
Dhawan R.K, . (1996). A Text Book Of Engg. Drawing. : Delhi S.K. Katria& Sons.
MLA
Dhawan R.K, . A Text Book Of Engg. Drawing. : Delhi S.K. Katria& Sons. 1996.