Dyfyniad APA

Helming, K., Perez-Soba, M., & Tabbush, P. (2008). Sustainability impact assessment of land use changes. Springer.

Dyfyniad Arddull Chicago

Helming, Katharina, Marta Perez-Soba, and Paul Tabbush. Sustainability Impact Assessment of Land Use Changes. Berlin: Springer, 2008.

Dyfyniad MLA

Helming, Katharina, et al. Sustainability Impact Assessment of Land Use Changes. Springer, 2008.

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