Hudson, R. B. 1., & Walker, J. O. 1. (1934). Radburn, a plan of living; a study made for the american association for adult education, y Robret B. Hudson, uner the supervision of John O. Walker. American association for adult education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hudson, Robert Bowman 1905, و John Otey 1887 Walker. Radburn, a Plan of Living; a Study Made for the American Association for Adult Education, Y Robret B. Hudson, Uner the Supervision of John O. Walker. New York: American association for adult education, 1934.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Hudson, Robert Bowman 1905, و John Otey 1887 Walker. Radburn, a Plan of Living; a Study Made for the American Association for Adult Education, Y Robret B. Hudson, Uner the Supervision of John O. Walker. American association for adult education, 1934.