Παραπομπή σε μορφή APA (7η εκδ.)

MacKerron Conrad B. & National Resources Defence Council. Waste and opportunity 2015 , environmental progress and challenges in food, beverage, and consumer goods packaging.

Παραπομπή σε μορφή Chicago (17η εκδ.)

MacKerron Conrad B. και National Resources Defence Council. Waste and Opportunity 2015 , Environmental Progress and Challenges in Food, Beverage, and Consumer Goods Packaging.

Παραπομπή σε μορφή MLA (9th εκδ.)

MacKerron Conrad B. και National Resources Defence Council. Waste and Opportunity 2015 , Environmental Progress and Challenges in Food, Beverage, and Consumer Goods Packaging.