00383nam a22001217a 450000500170000002000230001703500330004003700130007310000220008624500970010826000330020530000230023820180804122448.0  a8178241587c595.00  aB-228110, B-228109, B-228112  aDPLbENG  aGuha, Ramachandra  aHow much should a person consume? :bThinking through the environment /cby Ramachandra Guha  aDelhibPermanent blackc2006  axi, 262p.c20 cms.