Gaya APA
Punch, Keith F.. (2013).
Introduction to social research: quantitative and qualitative approaches (3rd ed.).
New Delhi:
Sage Publications.
Gaya Chicago
Punch, Keith F..
Introduction to social research: quantitative and qualitative approaches.
3rd ed.
New Delhi:
Sage Publications,
2013.
Buku.
Gaya MLA
Punch, Keith F..
Introduction to social research: quantitative and qualitative approaches.
3rd ed.
New Delhi:
Sage Publications,
2013.
Buku.
Gaya Turabian
Punch, Keith F..
Introduction to social research: quantitative and qualitative approaches.
3rd ed.
New Delhi:
Sage Publications,
2013.
Buku.