Isotope techniques in groundwater hydrology, 1974 : proceedings of a symposium organized by the International Atomic Energy Agency and held in Vienna, 11-15 March 1974 /
International Atomic Energy Agency.
- Vienna : International Atomic Energy Agency, 1974.
- v. : ill. ; 24 cm.
- Proceedings series - International Atomic Energy Agency .
- Proceedings series (International Atomic Energy Agency) .