Κανονική προβολή Προβολή MARC Προβολή ISBD

Briggs, Reginald P. 1929-

Changes in stratigraphic nomenclature in the cretaceous system east-central Puerto Rico / by Reginald P. Briggs. - Washington: United States Government Printing Office, 1969. - iii, O31 p. : maps, tables ; 23 cm. - 1274 Contributions to StratigraphyChapter O .

Prepared in cooperation with the Commonwealth of Puerto Rico Economic Development Administration, Industrial Research Department.

Includes bibliographical references (p. O29-O31).

Subjects--Topical Terms:
Geology, Stratigraphic--Catalogue--Puerto Rico

Dewey Class. No.: 551.7