Dyfyniad APA

(2012). Life cycle assessment handbook a guide for envirenmentally sustainable products. John Wiley & Sons.

Dyfyniad Arddull Chicago

Life Cycle Assessment Handbook a Guide for Envirenmentally Sustainable Products. John Wiley & Sons, 2012.

Dyfyniad MLA

Life Cycle Assessment Handbook a Guide for Envirenmentally Sustainable Products. John Wiley & Sons, 2012.

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