Cita APA (7a ed.)

GILL P.S. (1995). MACHINE DRAWING. S.K.KATARIA & SONS.

Cita Chicago Style (17a ed.)

GILL P.S. MACHINE DRAWING. DELHI: S.K.KATARIA & SONS, 1995.

Cita MLA (9a ed.)

GILL P.S. MACHINE DRAWING. S.K.KATARIA & SONS, 1995.