Ferrett, S. K. (1997). Peak performance: Success in college & beyond (2nd ed.). Irwin Mirror Press.
Chicago Style (17th ed.) CitationFerrett, Sharon K. Peak Performance: Success in College & Beyond. 2nd ed. Chicago: Irwin Mirror Press, 1997.
ציטוט MLAFerrett, Sharon K. Peak Performance: Success in College & Beyond. 2nd ed. Irwin Mirror Press, 1997.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.