Arce, W. F. (2001). Systematic qualitative data research: An introduction for Filipino practitioners (2nd ed.). Office of Research and Publications.
Chicago-referens (17:e uppl.)Arce, Wilfredo F. Systematic Qualitative Data Research: An Introduction for Filipino Practitioners. 2nd ed. Quezon City: Office of Research and Publications, 2001.
MLA-referens (9:e uppl.)Arce, Wilfredo F. Systematic Qualitative Data Research: An Introduction for Filipino Practitioners. 2nd ed. Office of Research and Publications, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.