APA (7e ed.) Bronvermelding
Bhatt, N. D., & Panchal, V. M. (2006). Elementary engineering drawing: Plane and solid geometry (49th ed.). Charotar Pub.
Chicago (17e ed.) Bronvermelding
Bhatt, N. D., en V. M. Panchal. Elementary Engineering Drawing: Plane and Solid Geometry. 49th ed. Anand: Charotar Pub, 2006.
MLA (9e ed.) Bronvermelding
Bhatt, N. D., en V. M. Panchal. Elementary Engineering Drawing: Plane and Solid Geometry. 49th ed. Charotar Pub, 2006.
Let op: Deze citaties zijn niet altijd 100% accuraat.