Geology of the middle Tertiary formations of Puerto Rico : a description of the stratigraphy and structure of Oligocene and Miocene age near the northern and southern coasts of Puerto Rico
Geology of the middle Tertiary formations of Puerto Rico : a description of the stratigraphy and structure of Oligocene and Miocene age near the northern and southern coasts of Puerto Rico / by Watson H. Monroe ; prepared in cooperation with the Commonwealth of Puerto Rico, Economic Development Administration, Industrial Research Dept. and Dept. of Natural Resources
Series Titles:
Geological Survey professional paper ; 953 Geological Survey professional paper ; 953.