Παραπομπή APA

Bhatt, N. D. (1981). Machine drawing (17th ed.). Charotar Publishing House.

Παραπομπή Chicago Style

Bhatt, N D. Machine Drawing. 17th ed. Anand: Charotar Publishing House, 1981.

Παραπομπή MLA

Bhatt, N D. Machine Drawing. 17th ed. Charotar Publishing House, 1981.