Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
371.426 W288 C11671
Warren Hugh Vyavasayik aur takniki siksa New Delhi Thomson press 1971 xvi,255p. Tr. in hindi by Krishna Kant. Originally published in 1967 by Unesco * Vocational education