O'Donnell, T. F., & Franchere, H. C. (1961). Harold Frederic. Twayne Publishers.
Chicago Style (17th ed.) CitationO'Donnell, Thomas Francis, and Hoyt C. Franchere. Harold Frederic. New York: Twayne Publishers, 1961.
ציטוט MLAO'Donnell, Thomas Francis, and Hoyt C. Franchere. Harold Frederic. Twayne Publishers, 1961.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.