TY - BOOK AU - Songco, Evelyn A. AU - Angeles, Thelma D. TI - Teaching strategies in the social sciences for elementary grades: teaching strategies II - revised edition SN - 9715740405 U1 - HS Cir 418 C441 2002 C-1 PY - 2002/// CY - Quezon Avenue, Quezon City PB - Katha Publishing Co., Inc. KW - Social Science N1 - Includes bibliography ER -