Office of the director of school education literacy meghalay shilong No. DSEL/ SEC- NG/G/NOC/1/2001/PT/9 DATE Shilong 25 Aug. 2001 (www.aiu.ac.in)
Council of Boards of School Education in India. * Ref. no.COBSE /C.99/2001 Date:- February 28 2013 * Ref. no.COBSE /C.99/2001 Date:- January 8 2001 (www.cobse.ac.in)