एपीए उद्धरण

Khetarpaul, N., & Punia, D. (2012). Food packaging. Daya Publishing House.

शिकागो स्टाइल उद्धरण

Khetarpaul, Neelam, और Darshan Punia. Food Packaging. New Delhi: Daya Publishing House, 2012.

एमएलए उद्धरण

Khetarpaul, Neelam, और Darshan Punia. Food Packaging. Daya Publishing House, 2012.