Research design : qualitative, quantitative, and mixed method approaches /
John W. Creswell.
- 2nd ed.
- Thousand Oaks, Calif. : Sage Publications, c2003.
- xxvi, 246 p. : ill. ; 25 cm.
Includes bibliographical references (p. 228-236) and indexes.
0761924418 (c) 0761924426 (pbk.)
2002005575
Social sciences--Research--Methodology. Social sciences--Statistical methods.