na INLIS000000000000486 20221027064558 ta 221027 0 eng 9780795309199 0010-1022000227 159.9 159.9 COV t Covey The seven habits of highly effective people : powerful lessons in personal change / Stephen R. Covey Cet. I New York : Rosetta Books, 2009 413p. : ilus. Covey Psikologi sosial 00155/102022/H/EB/BBPPBATU