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
আ20হা W35129
আজিজুল হক হায়না-মানুষ কলিকাতা দেজ পাবলিশিং 1400 [BS] 134 পৃ: