Παραπομπή APA

Hajra Choudhury, A., & Nirjhar Roy. (1997). Elements of workshop technology: Vol.1 (11th ed.). Media Promoters.

Παραπομπή Chicago Style

Hajra Choudhury, A.K, και Nirjhar Roy. Elements of Workshop Technology: Vol.1. 11th ed. Mumbai: Media Promoters, 1997.

Παραπομπή MLA

Hajra Choudhury, A.K, και Nirjhar Roy. Elements of Workshop Technology: Vol.1. 11th ed. Media Promoters, 1997.