National Research Council (U.S.). Subcommittee on Spacecraft Maximum Allowable Concentrations. (1994). Spacecraft maximum allowable concentrations for selected airborne contaminants. National Academy Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Research Council (U.S.). Subcommittee on Spacecraft Maximum Allowable Concentrations. Spacecraft Maximum Allowable Concentrations for Selected Airborne Contaminants. Washington, D.C.: National Academy Press, 1994.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)National Research Council (U.S.). Subcommittee on Spacecraft Maximum Allowable Concentrations. Spacecraft Maximum Allowable Concentrations for Selected Airborne Contaminants. National Academy Press, 1994.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.