Παραπομπή APA

Niebel, B. W., & Draper, A. B. (1994). Product design and process engineering. Mc Graw - Hill.

Παραπομπή Chicago Style

Niebel, Benjamin W., και Alan B. Draper. Product Design and Process Engineering. New Delhi: Mc Graw - Hill, 1994.

Παραπομπή MLA

Niebel, Benjamin W., και Alan B. Draper. Product Design and Process Engineering. Mc Graw - Hill, 1994.