cam a22 u 4500 128593326 CHVBK 20200921062154.0 hz ||||-|||| 880212q19769999xxu |b 00 |eng|d PB-265920 (OCoLC)888794192 (NEBIS)000234207 ETH-BIB ger ETH-BIB ETHICS-ISBD EPA cumulative bibliography, 1970-1976 Mikroform prep.: National technical information Service, Springfield - Va Springfield - Va. 1976- part 2- Microfiches USA Environmental Protection Agency (DE-588)115944-6 gnd FACHBIBLIOGRAPHIEN ger (ETHUDK)000009108 ethudk UMWELTWISSENSCHAFTEN ger (ETHUDK)000012402 ethudk u USA Environmental Protection Agency nebis E2 u FACHBIBLIOGRAPHIEN ger 016 nebis E1 u UMWELTWISSENSCHAFTEN ger 504 nebis E1 u SUBJECT BIBLIOGRAPHIES eng 016 nebis E1 u BIBLIOGRAPHIES SPECIALISÉES fre 016 nebis E1 u ENVIRONMENTAL SCIENCES eng 504 nebis E1 u SCIENCES DE L'ENVIRONNEMENT fre 504 nebis E1 USA Environmental Protection Agency (DE-588)115944-6 BK020000 XK020000 XK020000 1 MF Andere Mikroform = Autre microforme NEBIS E01 E01 RP MIKR: PB265920 NEBIS 710 1- USA Environmental Protection Agency (DE-588)115944-6