TY - BOOK ED - World Book, Inc. TI - The World Book student information finder SN - 0716620545 AV - AG 105 .W88 1978 U1 - 031 19 PY - 1978/// CY - Chicago PB - World Book KW - Handbooks, vade-mecums, etc N1 - Includes indexes; [1] Math and science -- [2] Language arts and social studies ER -