Cita APA (7th ed.)
Bhatt, N. D., & Panchal, V. M. (2006). Elementary engineering drawing: Plane and solid geometry (49th ed.). Charotar Pub.
Cita Chicago (17th ed.)
Bhatt, N. D., i V. M. Panchal. Elementary Engineering Drawing: Plane and Solid Geometry. 49th ed. Anand: Charotar Pub, 2006.
Cita MLA (9th ed.)
Bhatt, N. D., i V. M. Panchal. Elementary Engineering Drawing: Plane and Solid Geometry. 49th ed. Charotar Pub, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.