N D Bhatt & V M Panchal. (1996). Elementary Engineering drawing: Plane and solid geometry (37.). Charotar publishing house.
Citação norma ChicagoN D Bhatt and V M Panchal. Elementary Engineering Drawing: Plane and Solid Geometry. 37. Charotar publishing house, 1996.
Citação norma MLAN D Bhatt and V M Panchal. Elementary Engineering Drawing: Plane and Solid Geometry. 37. Charotar publishing house, 1996.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.