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
623.872 Un58 30127
Dept of UN Economic Affairs Comparative study of various types of marine engines Bangkok Dept of UNEA 1954 vii,62p. * Comparative study Engines Marine engines