Research design : qualitative, quantitative, and mixed methods approaches

Main Author: Creswell, John W
Edition: 4th ed.
Subjects:
Online Access: http://library.unisel.edu.my/web/guest/mylibrary
Physical Description: 1 online resource (xxix, 273 pages): illustrations, text file, PDF.
ISBN: 9781452226101
9781452226095 (electronic book)