एपीए उद्धरण

NIkkil,S.S. (2002). Comparative study on Usage preference for products of philips lightings is the premium segments of Trivandrum market. School of Management Studies.

शिकागो स्टाइल उद्धरण

NIkkil,S.S. Comparative Study on Usage Preference for Products of Philips Lightings Is the Premium Segments of Trivandrum Market. Kochin: School of Management Studies, 2002.

एमएलए उद्धरण

NIkkil,S.S. Comparative Study on Usage Preference for Products of Philips Lightings Is the Premium Segments of Trivandrum Market. School of Management Studies, 2002.