(2004). Economists in discussion: The correspondence between G.L.S. Shackle and Stephen F. Frowen, 1951-1992. Palgrave Macmillan.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Economists in Discussion: The Correspondence Between G.L.S. Shackle and Stephen F. Frowen, 1951-1992. Houndmills, Basingstoke, Hampshire ; New York: Palgrave Macmillan, 2004.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Economists in Discussion: The Correspondence Between G.L.S. Shackle and Stephen F. Frowen, 1951-1992. Palgrave Macmillan, 2004.