Proceedings of Symposium on Phytogeography and Vegetation Mapping held at Pondicherry, 15-18 December, 1968/
edited by S. P. Chatterjee, P. Legris, S. P. Das Gupta
- Calcutta : National Committee for Geography, 1971
- [8],57p.: ill.,maps ; 24 cm.
At the head of the title page: 21st International Geographical Congress