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
520 Hartmann, William K. Astronomy, the cosmic journey / William K. Hartmann. - 1987 ed.. - Belmont, Calif. : Wadsworth Pub. Co., 1987. xxiii, 548 p. : ill. ; 28 cm. Includes index. 0534079385 9780534079383 * Astronomy.