00258nam a22000977a 4500020001800000082001100018100004600029245005000075260002700125300000800152  a9781483306759  a001.42  aCLARK VICKI L PLANO , IVANKOVA NATALIYA V  aMIXED METHODS RESEARCH bA GUIDE TO THE FIELD  aNEW DELHI bSAGEc2016  a331