Gaya APA
Friedrichs, Robert W. (1972).
A Sociology of sociology .
New York:
The Free Press.
Gaya Chicago
Friedrichs, Robert W.
A Sociology of sociology.
New York:
The Free Press,
1972.
Text.
Gaya MLA
Friedrichs, Robert W.
A Sociology of sociology.
New York:
The Free Press,
1972.
Text.
Gaya Turabian
Friedrichs, Robert W.
A Sociology of sociology.
New York:
The Free Press,
1972.
Print.