APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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