Gaya APA
Educational Research : Quantitative, Qualitative and Mixed Approaches. (2011).
Singapore:
SAGE Publications.
Gaya Chicago
Educational Research : Quantitative, Qualitative and Mixed Approaches.
4.
Singapore:
SAGE Publications,
2011.
Buku.
Gaya MLA
Educational Research : Quantitative, Qualitative and Mixed Approaches.
4.
Singapore:
SAGE Publications,
2011.
Buku.
Gaya Turabian
Educational Research : Quantitative, Qualitative and Mixed Approaches.
Singapore:
SAGE Publications,
2011.
Buku.