University of Oregon. Media Services, University of Oregon. School of Journalism and Communication, Majdic, M., & Matthews, D. (1999). Roll on Columbia: Woody Guthrie & the Bonneville Power Administration. Knight Library Media Services, University of Oregon.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)University of Oregon. Media Services, University of Oregon. School of Journalism and Communication, Michael Majdic, و Denise Matthews. Roll on Columbia: Woody Guthrie & the Bonneville Power Administration. Eugene, Or.: Knight Library Media Services, University of Oregon, 1999.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)University of Oregon. Media Services, et al. Roll on Columbia: Woody Guthrie & the Bonneville Power Administration. Knight Library Media Services, University of Oregon, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.