TY - BOOK AU - Shane,Harold Gray ED - National Education Association of the United States. TI - Curriculum change toward the 21st century T2 - The Curriculum series SN - 0810621045. AV - LB1570 .C8839 U1 - 375/.001 PY - 1977/// CY - Washington PB - National Education Association KW - Curriculum change KW - Local N1 - 920616; Bibliography: p. [171]-179 ER -