Gaya APA
Ruch, John C.. (1984).
Psychology : the personal science .
Belmont, California:
Wadswrth.
Gaya Chicago
Ruch, John C..
Psychology : the personal science.
Belmont, California:
Wadswrth,
1984.
Text.
Gaya MLA
Ruch, John C..
Psychology : the personal science.
Belmont, California:
Wadswrth,
1984.
Text.
Gaya Turabian
Ruch, John C..
Psychology : the personal science.
Belmont, California:
Wadswrth,
1984.
Print.