Geological Survey (U.S.), New York (State). Conservation Dept, & Ayer, G. R. (1949). Progress report on the investigation of the effect of reforestation on stream flow in the State of New York. Geological Survey.
Čikaški stil citiranja (17. izdanje)Geological Survey (U.S.), New York (State). Conservation Dept, i Gordon R. Ayer. Progress Report on the Investigation of the Effect of Reforestation on Stream Flow in the State of New York. Albany, N. Y.: Geological Survey, 1949.
MLA način citiranja (8. izdanje)Geological Survey (U.S.), et al. Progress Report on the Investigation of the Effect of Reforestation on Stream Flow in the State of New York. Geological Survey, 1949.
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