TY - BOOK AU - Crassen, Joseph l ED - State University of New York at Buffalo - Thesis ( Ph.D )( Education )( 1978 ) TI - Participatory curriculum planning : a model based on Pennsylvania's Warren county school district AV - LB1570.P4C7 PY - 1978/// KW - Curriculum planning - Pennsylvania KW - LB N1 - Facsimile printed by university microfilm; Thesis ( Ph.D ) ( Education ) - State University of New York at Buffalo , 1978 ER -