APA استشهاد

Sharma, P. C., & Aggarwal, D. K. (1989). A text book of machine design. Katson.

استشهاد بنمط شيكاغو

Sharma, P C., و D K. Aggarwal. A Text Book of Machine Design. Ludhiana: Katson, 1989.

MLA استشهاد

Sharma, P C., و D K. Aggarwal. A Text Book of Machine Design. Katson, 1989.