APA način citiranja (7. izdanje)
ebrary, Inc. (2000). The impact of selling the federal helium reserve. National Academy Press.
Čikaški stil citiranja (17. izdanje)
ebrary, Inc. The Impact of Selling the Federal Helium Reserve. Washingon, D.C.: National Academy Press, 2000.
MLA način citiranja (9. izdanje)
ebrary, Inc. The Impact of Selling the Federal Helium Reserve. National Academy Press, 2000.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.