Bhatt, N. D. (1981). Machine drawing (17th ed.). Charotar Publishing House.
Citación estilo ChicagoBhatt, N D. Machine Drawing. 17th ed. Anand: Charotar Publishing House, 1981.
Cita MLABhatt, N D. Machine Drawing. 17th ed. Charotar Publishing House, 1981.
Warning: These citations may not always be 100% accurate.