APA (7th ed.) Citation

Davis, G. H., & Velikanov, A. (1979). Hydrological problem arising from the development of energy: A preliminary report. Unesco.

Chicago Style (17th ed.) Citation

Davis, George H., and A.L Velikanov. Hydrological Problem Arising from the Development of Energy: A Preliminary Report. Paris: Unesco, 1979.

MLA (9th ed.) Citation

Davis, George H., and A.L Velikanov. Hydrological Problem Arising from the Development of Energy: A Preliminary Report. Unesco, 1979.