Dyfyniad APA

Last, W. M., & Smol, J. P. (2001). Tracking environmental change using lake sediments: Physical and geochemical methods. Kluwer.

Dyfyniad Arddull Chicago

Last, William M., and John P. Smol. Tracking Environmental Change Using Lake Sediments: Physical and Geochemical Methods. Dordrecht: Kluwer, 2001.

Dyfyniad MLA

Last, William M., and John P. Smol. Tracking Environmental Change Using Lake Sediments: Physical and Geochemical Methods. Kluwer, 2001.

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