Last, W. M., & Smol, J. P. (2001). Tracking environmental change using lake sediments: Basin analysis, coring and chronological techniques. Kluwer.
Dyfyniad Arddull ChicagoLast, William M., and John P. Smol. Tracking Environmental Change Using Lake Sediments: Basin Analysis, Coring and Chronological Techniques. Dordrecht: Kluwer, 2001.
Dyfyniad MLALast, William M., and John P. Smol. Tracking Environmental Change Using Lake Sediments: Basin Analysis, Coring and Chronological Techniques. Kluwer, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.