00594nam a22001937a 4500 172212 172212 20200129124819.0 B-123041 350.00 8182231094 B-123041 BPPD/Pub. 840.72 گیان چند تحقیق کا فن / گیان چند Tehqeeq ka Fann (Urdu) / by Gian Chand Delhi Educational Publishing House 2005 ء 3108, Vakil Street, Kucha Pandit, Lal Kuan Delhi 110006 411p. 22cm(Hb) ddc UR 840.72 چ ن د