Drug abuse in the Lower Rio Grande Valley. Volume I
"The purpose of the research reported here was to provide valid information concerning drug use and abuse by adolescents in the Lower Rio Grande Valley. The data used herein are based upon research conducted by O Z White and Howard L. Cave through the Lower Rio Grande Valley Development Council and the Criminal Justice Council of Texas with funds made available by the Omnibus Crime Bill. Data for this study were obtained through the development and administration of a questionnaire to a 10 per cent random sample of junior and senior high school students in the Valley area"--Page 4-5
Print Book, English, 
The Council, McAllen, Tex., 
81 pages : map ; 28 cm
Interpretation and conclusions
Summary of findings
"The preparation of this document was financially aided by a grant from the Texas Criminal Justice Council."