Dyfyniad APA

Makuch, K. E., & Pereira, R. D. (2012). Environmental and energy law. Wiley-Blackwell.

Dyfyniad Arddull Chicago

Makuch, Karen E., and Ricardo Dr Pereira. Environmental and Energy Law. Chichester, U.K: Wiley-Blackwell, 2012.

Dyfyniad MLA

Makuch, Karen E., and Ricardo Dr Pereira. Environmental and Energy Law. Wiley-Blackwell, 2012.

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