एपीए उद्धरण

Joshna, P. (1997). Maintenance systems and practices in Cochin Refineries Limited. School of Management Studies.

शिकागो स्टाइल उद्धरण

Joshna, P.J. Maintenance Systems and Practices in Cochin Refineries Limited. Kochi: School of Management Studies, 1997.

एमएलए उद्धरण

Joshna, P.J. Maintenance Systems and Practices in Cochin Refineries Limited. School of Management Studies, 1997.