TY - BOOK ID - 131393993 TI - Research design : creating robust approaches for the social sciences PY - 2013 SN - 9781446249024 9781446249017 PB - Los Angeles, Calif. Sage DB - UniCat KW - Methods in social research (general) UR - https://www.unicat.be/uniCat?func=search&query=sysid:131393993 AB - ER -