00513nam a2200181 a 4500001001400000003000400014008004100018020001500059050002000074100001700094245005600111250001100167260005000178300001000228650002600238700003500264700003200299vtls000005655MTX970813c1979    enga          001   eng d  a003020606500aLB1028bA7 19791 aAry, Donald.10aIntroduction to research in Education /cDonald Ary  a2nd ed  aNew York :bHolt, Rinehart and Winston,c1979  a388 p 0aEducational research.1 aJacobs, Lucy Cheser,cjt. auth1 aRazavieh, Asghar,cjt. auth