Foster, I. D. (2000). Tracers in Geomorphology. John Wiley&Sons.
Dyfyniad Arddull ChicagoFoster, Ian DL. Tracers in Geomorphology. New York: John Wiley&Sons, 2000.
Dyfyniad MLAFoster, Ian DL. Tracers in Geomorphology. John Wiley&Sons, 2000.
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