Cretaceous and Lower Tertiary stratigraphy of the Naranjito and Aguas Buenas quadrangles and adjacent areas, Puerto Rico - Pease, Maurice Henry, 1922-; Puerto Rico. Department of Industrial Research (Washington, U.S. Govt. Print. Off., 1968)
Work done in cooperation with the Department of Industrial Research, Puerto Rico Economic Development Commission.
Bibliography: p. 56-57.
Keywords: Geology, Stratigraphic -- Cretaceous; Geology, Stratigraphic -- Tertiary; Geology -- Puerto Rico