Dyfyniad APA

Lehmann-Waffenschmidt, M. (2007). Innovations Towards Sustainability: Conditions and Consequences (1st ed. 2007.). Heidelberg: Physica-Verlag HD : Imprint: Physica.

Dyfyniad Arddull Chicago

Lehmann-Waffenschmidt, Marco. Innovations Towards Sustainability: Conditions and Consequences. 1st ed. 2007. Heidelberg: Physica-Verlag HD : Imprint: Physica, 2007.

Dyfyniad MLA

Lehmann-Waffenschmidt, Marco. Innovations Towards Sustainability: Conditions and Consequences. 1st ed. 2007. Heidelberg: Physica-Verlag HD : Imprint: Physica, 2007.

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