Ground-water resources of Puerto Rico /
Prepared in cooperation with the Geological Survey, United States, Dept. of the Interior.
APA Citation
McGuinness, C. L. (Charles Lee). (1948). Ground-water resources of Puerto Rico. [Place of publication not identified].
MLA Citation
McGuinness, C. L. (Charles Lee), 1914-. Ground-water Resources of Puerto Rico. [Place of publication not identified], 1948.
Warning: These citations may not always be complete (especially for serials).