Gaya APA
Social Research Methods: Qualitative and Quantitative Approaches. (2014).
Harlow, Essex:
Pearson.
Gaya Chicago
Social Research Methods: Qualitative and Quantitative Approaches.
.
Harlow, Essex:
Pearson,
2014.
Buku.
Gaya MLA
Social Research Methods: Qualitative and Quantitative Approaches.
.
Harlow, Essex:
Pearson,
2014.
Buku.
Gaya Turabian
Social Research Methods: Qualitative and Quantitative Approaches.
Harlow, Essex:
Pearson,
2014.
Buku.