Bhatt.N.D. (1988). Machine Drawing. Chartotar.
Cita Chicago (17th ed.)Bhatt.N.D. Machine Drawing. Anand: Chartotar, 1988.
Cita MLA (9th ed.)Bhatt.N.D. Machine Drawing. Chartotar, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)