Bogli, A. (1980). Karst hydrology and physical speleology. Springer-Verlag.
Dyfyniad Arddull ChicagoBogli, Alfred. Karst Hydrology and Physical Speleology. New York: Springer-Verlag, 1980.
Dyfyniad MLABogli, Alfred. Karst Hydrology and Physical Speleology. Springer-Verlag, 1980.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.