Arce, W. F. (2001). Systematic qualitative data research: An introduction for Filipino practitioners (2nd ed.). Office of Research and Publications.
Цитирование в стиле Чикаго (17-е изд.)Arce, Wilfredo F. Systematic Qualitative Data Research: An Introduction for Filipino Practitioners. 2nd ed. Quezon City: Office of Research and Publications, 2001.
Цитирование MLA (9-е изд.)Arce, Wilfredo F. Systematic Qualitative Data Research: An Introduction for Filipino Practitioners. 2nd ed. Office of Research and Publications, 2001.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.