Gaya APA
Green, Judith. (2005).
Principles of social research (ed. 1).
USA:
Understanding Public Health.
Gaya Chicago
Green, Judith.
Principles of social research.
ed. 1
USA:
Understanding Public Health,
2005.
Text.
Gaya MLA
Green, Judith.
Principles of social research.
ed. 1
USA:
Understanding Public Health,
2005.
Text.
Gaya Turabian
Green, Judith.
Principles of social research.
ed. 1
USA:
Understanding Public Health,
2005.
Print.