00744cam a2200241 4500 62143926 TxAuBib 20090505120000.0 090505s2003||||||||||||||||||||||||eng|u 2002032927 9781401300012 1401300014 DLC DLC DLC TxAuBib Clark, Ron, 1971- The essential 55 : an award-winning educator's rules for discovering the successful student in every child / Ron Clark. Essential fifty-five. 1st ed. New York : Hyperion, 2003. xxvii, 196 p. ; 20 cm. 20090505. Teaching. Conduct of life.