U.S. Environmental Protection Agency. Chemical accidents from electric power outages.
Čikaški stil citiranja (17. izdanje)U.S. Environmental Protection Agency. Chemical Accidents from Electric Power Outages.
MLA način citiranja (9. izdanje)U.S. Environmental Protection Agency. Chemical Accidents from Electric Power Outages.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.