APA (7th ed.) Citation

Walker, K. R. (1969). The Palisades Sill, New Jersey: A reinvestigation. Geological Society of America.

Chicago Style (17th ed.) Citation

Walker, Kenneth R. The Palisades Sill, New Jersey: A Reinvestigation. [Boulder, Colo.]: Geological Society of America, 1969.

MLA (9th ed.) Citation

Walker, Kenneth R. The Palisades Sill, New Jersey: A Reinvestigation. Geological Society of America, 1969.