APA

Hopper G. R., .Changing food production and quality of diet in India, 1947-98. : .

Chicago

Hopper G R, .Changing food production and quality of diet in India, 1947-98. : .

Harvard

Hopper G. R., .Changing food production and quality of diet in India, 1947-98. : .

MLA

Hopper G R, .: . .