APA ציטוט
Covey, S. R. (2004). The 7 Habits of Highly Effective People (25th Anniversary Edition.). Pocket Books.
Chicago Style (17th ed.) Citation
Covey, Stephen R. The 7 Habits of Highly Effective People. 25th Anniversary Edition. London: Pocket Books, 2004.
ציטוט MLA
Covey, Stephen R. The 7 Habits of Highly Effective People. 25th Anniversary Edition. Pocket Books, 2004.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.