TY - BOOK AU - Skinner C E AU - Seri J P Tr. Upadhaya Shambhunath Tr. Gupt Lakshmi Narayan Tr. TI - Shiksha manovigyan ke tatav T2 - Uttar Pradesh Hindi Granth Academi Prakshan 18 PY - 1972/// CY - Lucknow, India PB - Hindi Granth Akademi KW - Education - Psychology ER -