(1983). Studies in environmental mathematics Perspective and appoaches. South Asian Pub.
Citazione stile Chigago Style (17a edizione)Studies in Environmental Mathematics Perspective and Appoaches. New Delhi: South Asian Pub, 1983.
Citatione MLA (9a ed.)Studies in Environmental Mathematics Perspective and Appoaches. South Asian Pub, 1983.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.