Dyfyniad APA
National Research Council (U.S.). Committee on Spacecraft Exposure Guidelines & ebrary, Inc. (2008). Spacecraft maximum allowable concentrations for selected airborne contaminants. National Academy Press.
Dyfyniad Arddull Chicago
National Research Council (U.S.). Committee on Spacecraft Exposure Guidelines and Inc ebrary. Spacecraft Maximum Allowable Concentrations for Selected Airborne Contaminants. Washington, D.C.: National Academy Press, 2008.
Dyfyniad MLA
National Research Council (U.S.). Committee on Spacecraft Exposure Guidelines and Inc ebrary. Spacecraft Maximum Allowable Concentrations for Selected Airborne Contaminants. National Academy Press, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.