TY - BOOK AU - Pupa, Elsie I. TI - Banghay aralin sa hekasi VI: (may integrasyon sa kurikulum ng population education) SN - 2094-8042 U1 - DPer 370.105 M72 June 2010-Mar 2011 v. 59 n. 1-10 PY - 2010///-2011 CY - Philippines PB - In the Grade School, Inc. KW - Programmed instruction KW - Hekasi ER -