Maher, B. A., & Thompson, R. (1999). Quaternary climates, environments and magnetism. Cambridge University Press.
Dyfyniad Arddull ChicagoMaher, Barbara A., and Roy Thompson. Quaternary Climates, Environments and Magnetism. Cambridge: Cambridge University Press, 1999.
Dyfyniad MLAMaher, Barbara A., and Roy Thompson. Quaternary Climates, Environments and Magnetism. Cambridge University Press, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.