N D Bhatt & V M Panchal. (1996). Elementary Engineering drawing: Plane and solid geometry (37.). Charotar publishing house.
Chicago-stil citatN D Bhatt och V M Panchal. Elementary Engineering Drawing: Plane and Solid Geometry. 37. Charotar publishing house, 1996.
MLA-referensN D Bhatt och V M Panchal. Elementary Engineering Drawing: Plane and Solid Geometry. 37. Charotar publishing house, 1996.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.