TY - BOOK AU - Kapoor, M.M. AU - Premi, Kusum K. TI - Development and maintenance of educational services : a study norms SN - 0 7069 3919 0 U1 - 371.6 PY - 1988/// CY - New Delhi PB - Vikas Publishing House Pvt Ltd KW - Materials management KW - School Education ER -