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Economics of trees versus annual crops on marginal agricultural lands
Gupta, Tirath, (1982)
The golden triangle : an ethno-semiotic tour of present-day India
Berger, Arthur Asa, (2008)
Desert ecology
Meena, Ved Prakash, (2000)
Population, regional development and regionalisation
Roy, B. K., (1992)
Determination of land use changes, arable potentials and land use development in West Bengal : an analytical investigation in agricultural typology
Roy, B. K., (1972)
A glimpse in the 1971 Census Atlas Programme
Roy, B. K., (1974)