00470nam a2200169 a 4500008004100000020001500041050001700056100002000073245005100093250001500144260003700159300001700196350000900213650001400222650004600236650001800282120416s1989    ||||||||||||||||| ||    u  a0947792201  aHB 74.E2 Sin  aSingh, Narindar10aEconomics and the crisis of ecology. (3rd ed.)  a3rd rev. e  aLondon:bBellew Publishingc1989  axxvii, 236p.  a0.00 0aECONOMICS 0aECONOMIC DEVELOPMENT--AFRICA, SUB-SAHARAN 0aHUMAN ECOLOGY