Tank, R. (1973). Focus on environmental geology: A collection of case histories and readings from original sources GB70 .T. Oxford University Press.
Chicago-Zitierstil (17. Ausg.)Tank, Ronald. Focus on Environmental Geology: A Collection of Case Histories and Readings from Original Sources GB70 .T. New York: Oxford University Press, 1973.
MLA-Zitierstil (9. Ausg.)Tank, Ronald. Focus on Environmental Geology: A Collection of Case Histories and Readings from Original Sources GB70 .T. Oxford University Press, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.