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
428 Harbaugh, Frederick W. Think it clearly, make it tell : with information impact / by Frederick W. Harbaugh. - North Quincy, Mass. : Christopher Pub. House, c1978. 102 p. ; 22 cm. Includes index. 0815803613 : $6.95 9780815803614 * English language - Usage. Oral communication.