00771cam a2200253 a 450000100090000000300040000900500170001300800410003001000170007102000150008803800090010304000180011205000250013008200190015510000190017424500470019325000540024026000550029430000360034950400640038556300150044965000270046470000260049113410966OSt20210305151434.0031120s2005 njua b 001 0 eng  a 2003066035 a0131108956 aAMIR aDLCcDLCdDLC00aQ180.55.M4bL43 200500a001.4222bLEE1 aLeedy, Paul D.10aPractical research :bplanning and design. a8th ed. /bPaul D. Leedy and Jeanne Ellis Ormrod. aUpper Saddle River, N.J. :bPrentice Hall,cc2005. axxiii, 319 p. :bill. ;c28 cm. aIncludes bibliographical references (p. 309-311) and index. aPaper Back 0aResearchxMethodology.1 aOrmrod, Jeanne Ellis.