Hellie, R. The great paradox of the seventeenth century: The stratification of muscovite society and the "individualization" of its high culture, especially literature / Richard Hellie. O RUS! : Studia litteraria slavica in honorem Hugh McLean.(1995).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hellie, Richard. "The Great Paradox of the Seventeenth Century: The Stratification of Muscovite Society and the "Individualization" of Its High Culture, Especially Literature / Richard Hellie." O RUS! : Studia Litteraria Slavica in Honorem Hugh McLean.(1995) .
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hellie, Richard. "The Great Paradox of the Seventeenth Century: The Stratification of Muscovite Society and the "Individualization" of Its High Culture, Especially Literature / Richard Hellie." O RUS! : Studia Litteraria Slavica in Honorem Hugh McLean.(1995), .