TY - BOOK AU - Urbi, Estrella A. TI - Lesson plan in English VI third prong: mastery of structures in the English language (MSEL) SN - 2094-8042 U1 - DPer 370.105 M72 Jan-Dec 2012 v. 60-61 PY - 2012///. CY - Philippines: PB - In the Grade School, Inc., KW - Programmed instruction KW - English language N1 - The Modern Teacher ER -