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
301 L573 79850
Lenski Gerhard Human societies a macrolevel introduction to sociology London McGraw-Hill 1970 xvi,525p. * Macrosociology Social evolution Social systems-history