00839nam a2200265Ia 4500 206352 BIBL 20210210062650.0 960906s1995 mx a b 001 0 spa d 968252251X 13.00 (OCoLC)35392444 PBR PBR PUXA RA566 .G663 574.5222 G661e Gordillo Hernández, David. Local 229966 Ecología y contaminación ambiental David Gordillo Hernández. México Interamericana, McGraw-Hill c1995. xi, 120 p. ill. 21 cm. Healthcare group Local 109253 Includes bibliographical references and index. Pollution Environmental aspects. Local 152331 Ecology 89958 Pollutants Local 152330 154283 154283 0 0 lc 0 RA_566_000000000000000__G663_1995 0 mbl 225650 12 12 20 2016-05-27 Boriken 13.00 487116 0 RA566 .G663 1995 50000001810521 2016-05-27 00:00:00 r:206352 6 0 0 ddc 0 574_522200000000000_G661E 0 abl 225655 1 1 17 2016-05-27 328274 2 574.5222 G661e 60000001873329 2017-08-21 00:00:00 2017-03-16 r:206352 6 0 0 ddc 0 574_522200000000000_G661E 0 evref 225660 10 10 9 2016-05-27 299201 0 574.5222 G661e 80000001926024 2016-05-27 00:00:00 r:206352 z:NCC:D 9