THIS PARTIALLY ANNOTATED BIBLIOGRAPHY ON SOCIOECONOMIC CHANGE IN PUERTO RICO LISTS WORKS ON PUERTO RICAN COMMUNITIES (MAINLY RURAL), SOCIAL PATTERNS, FAMILY PATTERNS AND PRACTICES, AGRICULTURE, ECONOMICS, EDUCATION, AND MIGRATION. ALTHOUGH THE BIBLIOGRAPHY CONTAINS JOURNAL ARTICLES, IT CONSISTS MAINLY OF BOOK-LENGTH RESEARCH STUDIES. DATES OF PUBLICATION RANGE FROM 1931 TO 1962, BUT MANY OF THE WORKS WERE PUBLISHED IN THE 1950'S. THIS ARTICLE APPEARS IN DOROTHY DULLES BOURNE AND JAMES R. BOURNE, "THIRTY YEARS OF CHANGE/ IN PUERTO RICO/ A CASE STUDY... AND IS PUBLISHED BY FREDERICK A. PRAEGER, PUBL., 111 FOURTH AVE., NEW YORK, N.Y., P.403-411, PRICE-$15.00. (LB)