APA Style
Neuman, W, L. (2004).
Basic of Social Research Qualitative and Quantitative Approaches .
United States of America:
Pearson Education.
MLA Style
Neuman, W., Lawrence.
"Basic of Social Research Qualitative and Quantitative Approaches".
United States of America:
Pearson Education,
2004.
Perpustakaan KALBIS.