TY - BOOK AU - Girish Bala ED - Sengupta, B. TI - Factor analysis of reasoning ability of 13,14, and 15 year old children studying in Delhi higher secondary schools U1 - TG.0035 PY - 1977/// PB - Jamia Millia Islamia KW - Reasoning (Psychology) KW - High school students KW - India KW - Delhi KW - Ability - testing ER -