Geology of the Darjeeling and Sikkim Himalaya : Guide to excursion Nos A-22 and C-19 /
by C. Karunakaran ; edited by B. C. Roy and A. G. Jhingran
- New Delhi : [s.n.] , 1964
- 14 p. : map ; 21 cm.
International geological congress xxii session India 1964