Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.