TY - BOOK AU - Covey, Sean. TI - The 7 habits of highly effective teens : the ultimate teenage success guide / Sean Covey SN - 9780684856094 U1 - 158.0835 COV CY - New York : Simon & Schuster, c1998. KW - Teenager --Conduct of life., Success --Psychological aspects., Teenager --Life skills guides. ER -