APA način citiranja (7. izdanje)
National Research Council (U.S.). Committee on Environmental Epidemiology & ebrary, Inc. (1997). Use of gray literature and other data in environmental epidemiology. National Academy of Sciences.
Čikaški stil citiranja (17. izdanje)
National Research Council (U.S.). Committee on Environmental Epidemiology i Inc ebrary. Use of Gray Literature and Other Data in Environmental Epidemiology. Washington, D.C.: National Academy of Sciences, 1997.
MLA način citiranja (9. izdanje)
National Research Council (U.S.). Committee on Environmental Epidemiology i Inc ebrary. Use of Gray Literature and Other Data in Environmental Epidemiology. National Academy of Sciences, 1997.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.