BHATT, N. D. (2000). MACHINE DRAWING, 33 RD ED. KHANNA PUB.
Cita Chicago (17th ed.)BHATT, N D. MACHINE DRAWING, 33 RD ED. AANAND: KHANNA PUB, 2000.
Cita MLA (9th ed.)BHATT, N D. MACHINE DRAWING, 33 RD ED. KHANNA PUB, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.