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
Popular mechanics. New York, NY : Hearst Direct Books, 1986. S. 900 - 1024. : Ill., graph. Darst. 087851161X 9780878511617