Dyfyniad APA

Bhatt, N. D., & John. (1977). Machine drawing. Charotar book stall.

Dyfyniad Arddull Chicago

Bhatt, N D., and John. Machine Drawing. India: Charotar book stall, 1977.

Dyfyniad MLA

Bhatt, N D., and John. Machine Drawing. Charotar book stall, 1977.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.