00648nam a22001937a 4500003000400000005001700004008004100021020001500062040000800077082002000085100002600105245007000131260003900201300001100240650004100251942001200292999001500304952013500319OSt20220520091646.0030206s2002    ck            000 0 spa d  a9586004198  cOSt04221a333.7bF5451 aField, Barry C.9121800aEconomía Ambiental  : bUna introducción  / c Barry C. Field  aColombia  : bMcGraw-Hill, c1995.  a587 p.042LEMBxECONOMÍA DE LA TIERRA 91219  2ddccBK  c1440d1440  00102ddc3USAP4050708GRALauspsbuspscGENd2013-04-25l0o333.7 F545 1995p01617r2013-04-25 00:00:00tEj. 1w2013-04-25yBK