(1989). The APELL newsletter: The newsletter of the UNEP IE/PAC network dedicated to awareness and preparedness for emergencies at local level. UNEP IE/PAC.
Chicago-Zitierstil (17. Ausg.)The APELL Newsletter: The Newsletter of the UNEP IE/PAC Network Dedicated to Awareness and Preparedness for Emergencies at Local Level. Paris: UNEP IE/PAC, 1989.
MLA-Zitierstil (9. Ausg.)The APELL Newsletter: The Newsletter of the UNEP IE/PAC Network Dedicated to Awareness and Preparedness for Emergencies at Local Level. UNEP IE/PAC, 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.