TY - BOOK T1 - Teaching units in the social sciences early grades. A1 - Michaelis, John Udell 1912- LA - English PP - Chicago PB - Rand McNally YR - 1966 UL - https://ds.mainlib.upd.edu.ph/Record/UP-99796217603679141 OP - 172 CN - LB 1584 M44 KW - Social sciences : Study and teaching (Elementary). KW - Teachers : Handbooks, manuals, etc. ER -