APA

Reed L. A., . (1971). Hydrology and sedimentation of Corey Creek and Elk Run basins, North Central Pennsylvania. Washington, D.C: U.S. Gov. Print. Off.

Chicago

Reed Lloyd A, . 1971. Hydrology and sedimentation of Corey Creek and Elk Run basins, North Central Pennsylvania. Washington, D.C: U.S. Gov. Print. Off.

Harvard

Reed L. A., . (1971). Hydrology and sedimentation of Corey Creek and Elk Run basins, North Central Pennsylvania. Washington, D.C: U.S. Gov. Print. Off.

MLA

Reed Lloyd A, . Hydrology and sedimentation of Corey Creek and Elk Run basins, North Central Pennsylvania. Washington, D.C: U.S. Gov. Print. Off. 1971.