Dyfyniad APA

Allenby, B. R., & Rajan, S. C. (2012). The theory and practice of sustainable engineering. Pearson Education Limited.

Dyfyniad Arddull Chicago

Allenby, Braden R., and Sudhir Chella Rajan. The Theory and Practice of Sustainable Engineering. England: Pearson Education Limited, 2012.

Dyfyniad MLA

Allenby, Braden R., and Sudhir Chella Rajan. The Theory and Practice of Sustainable Engineering. Pearson Education Limited, 2012.

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