1967

Geological Society of Malaysia

Page : Jul 1967

Geological Society of Malaysia

Page : Sep 1967

Geological Society of Malaysia

Page : Nov 1967

Geological Society of Malaysia

Page : May 1967

Geological Society of Malaysia

Page : Mar 1967

Stauffer, P.H

Page : 63

Gobbett, D.J.

Page : 17-22

Koopmans, B.N.

Page : 23-43