TY  - BOOK
AU  - John W. Creswell and Vicki L. Planc Clark
TI  - Designing and conducting Mixed Methods Research 
SN  - 978-1-5063-8662-1
U1  - Cir. 001.42 C923 C2018 
PY  - 2018///
CY  - Great Britain 
PB  - Sage Publications, Inc. 
ER  -