Peacham, R. G. (1966). Library and educational supply in bookselling, with some notes on the future of the trade in general. Hutchinson.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Peacham, Ronald Gilmore. Library and Educational Supply in Bookselling, with Some Notes on the Future of the Trade in General. London: Hutchinson, 1966.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Peacham, Ronald Gilmore. Library and Educational Supply in Bookselling, with Some Notes on the Future of the Trade in General. Hutchinson, 1966.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.