APA引文

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.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), New York (State). Conservation Dept, and 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引文

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.