//-->
Indian census centenary atlas
Roy, B. K., (1974)
Census atlas
(1964)
(1967)
Population, regional development and regionalisation
Roy, B. K., (1992)
The applicability of the world land use survey classification in mapping of land use in the arid zone of Rajasthan, India
Roy, B. K., (1968)
Determination of land use changes, arable potentials and land use development in West Bengal : an analytical investigation in agricultural typology
Roy, B. K., (1972)