TY - BOOK AU - Alexander,William Marvin AU - Hines,Vynce Albert TI - Independent study in secondary schools T2 - [Cooperative research project] no. 2969 AV - LB1620 .A4 1967 U1 - 373.1/3/0281 PY - 1967///] CY - New York PB - Holt, Rinehart and Winston KW - Independent study KW - Local KW - High schools KW - Curricula N1 - "Research ... performed pursuant to a contract with the United States Department of Health, Education, and Welfare, Office of Education, under the provisions of the Cooperative Research Program."; Bibliography: p. 188-193 ER -