WITH THE INCREASING CRIME RATE AMONG YOUNG PEOPLE, THE NEED FOR INTENSIVE RESEARCH BECOMES ESSENTIAL. THEORIES AND CONCEPTUALIZATIONS POSTULATING REASONS WHY SUCH AN INCREASE IN CRIME EXISTS ARE NECESSARY. THIS BIBLIOGRAPHY ATTEMPTS TO INTEGRATE BOTH NEEDS. TWO BROAD THEORIES SERVE AS CAUSAL EXPLANTAIONS ABOUT DELINQUENCY--STRUCTURAL THEORIES AND INDIVIDUAL AND PERSONALITY TYPE THEORIES. THE BIBLIOGRAPHICAL REFERENCES ARE ARRANGED ALPHABETICALLY UNDER EACH HEADING TO INCLUDE BOTH THE ORIGINAL AND MAJOR PROPONENTS OF THE THEORIES PLUS THE LATEST AND MOST RELEVANT RESEARCH DESIGNED TO VERIFY THEM. MAJOR HEADINGS UNDER STRUCTURAL THEORIES INCLUDE SOCIAL STRUCTURAL POLITICOECONOMIC STRUCTURAL, AND COMMUNICATIVE. UNDER INDIVIDUAL AND PERSONALITY TYPE THEORIES, THE MAJOR HEADINGS INCLUDE PSYCHOGENIC THEORIES, MEDICAL MODEL, BIOSOCIAL THEORIES, AND CULTURAL AND BELIEF SYSTEM THEORIES. BOOKS, ARTICLES, RESEARCH REPORTS AND PAPERS INCLUDED SPAN THE PERIOD FROM 1938 TO 1976. (AUTHOR ABSTRACT MODIFIED - MJW)