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
ব62আ W19116
বিমল কর আবর্তন কলিকাতা গ্রন্থপীঠ 1370 [BS] 160 পৃ: