Gaya APA
Penny, David.H.. (1984).
Hints For Research Workers In The Social Siciences .
America:
.
Gaya Chicago
Penny, David.H..
Hints For Research Workers In The Social Siciences.
America:
,
1984.
Text.
Gaya MLA
Penny, David.H..
Hints For Research Workers In The Social Siciences.
America:
,
1984.
Text.
Gaya Turabian
Penny, David.H..
Hints For Research Workers In The Social Siciences.
America:
,
1984.
Print.