00559pam a2200169 a 4500020001500000040000800015082002600023100002100049245004000070260004800110300002900158500002200187650002000209700002800229856006600257856006600323  a0803923031  cDLC00a300 SAG 1985 A070 Or.1 aBrinberg, David.10aValidity and the research process /  aBeverly Hills :bSage Publications,cc1985.  a175 p. :bill. ;c23 cm.  aIncludes indexes. 0aSocial sciences1 aMcGrath, Joseph Edward,42uhttp://www.loc.gov/catdir/enhancements/fy0654/85001903-d.html41uhttp://www.loc.gov/catdir/enhancements/fy0654/85001903-t.html