Παραπομπή APA

Srinivasan, N. K. (1980). Engineering materials. :PSG college of engineering.

Παραπομπή Chicago Style

Srinivasan, N K. Engineering Materials. Coimbatore: :PSG college of engineering, 1980.

Παραπομπή MLA

Srinivasan, N K. Engineering Materials. :PSG college of engineering, 1980.