Gaya APA
Hyman, Sidney. (1975).
The Aspen idea .
Oklahoma:
Oklahoma Press.
Gaya Chicago
Hyman, Sidney.
The Aspen idea.
Oklahoma:
Oklahoma Press,
1975.
Text.
Gaya MLA
Hyman, Sidney.
The Aspen idea.
Oklahoma:
Oklahoma Press,
1975.
Text.
Gaya Turabian
Hyman, Sidney.
The Aspen idea.
Oklahoma:
Oklahoma Press,
1975.
Print.