एपीए उद्धरण

Benning, C. J. (1983). Plastic films for packaging. Technomic.

शिकागो स्टाइल उद्धरण

Benning, Calvin J. Plastic Films for Packaging. Pennsylvania: Technomic, 1983.

एमएलए उद्धरण

Benning, Calvin J. Plastic Films for Packaging. Technomic, 1983.