Gaya APA
Patton, Michael Quinn. (2015).
Qualitative research and evaluation methods (4th ed.).
Thousand Oaks, California:
SAGE Publications.
Gaya Chicago
Patton, Michael Quinn.
Qualitative research and evaluation methods.
4th ed.
Thousand Oaks, California:
SAGE Publications,
2015.
Text.
Gaya MLA
Patton, Michael Quinn.
Qualitative research and evaluation methods.
4th ed.
Thousand Oaks, California:
SAGE Publications,
2015.
Text.
Gaya Turabian
Patton, Michael Quinn.
Qualitative research and evaluation methods.
4th ed.
Thousand Oaks, California:
SAGE Publications,
2015.
Print.