Crampsey, Robert A. Puerto Rico by Robert A. Crampsey. - Newton Abbot David & Charles [1973] - 206 p. illus. 22 cm. - The Islands series . Bibliography: p. 196-199. ISBN: 0715360531 LCCN: 73168726 Nat. Bib. No.: GB*** Subjects--Geographic Terms: Puerto Rico LC Class. No.: F1958 / .C72 Dewey Class. No.: 917.295/03/5