Gaya APA
PLAS, JEANNE M.. (1986).
SYSTEMS PSYCHOLOOGY IN THE SCHOOLS .
NEW YORK:
PERGAMON PRESS.
Gaya Chicago
PLAS, JEANNE M..
SYSTEMS PSYCHOLOOGY IN THE SCHOOLS.
NEW YORK:
PERGAMON PRESS,
1986.
Text.
Gaya MLA
PLAS, JEANNE M..
SYSTEMS PSYCHOLOOGY IN THE SCHOOLS.
NEW YORK:
PERGAMON PRESS,
1986.
Text.
Gaya Turabian
PLAS, JEANNE M..
SYSTEMS PSYCHOLOOGY IN THE SCHOOLS.
NEW YORK:
PERGAMON PRESS,
1986.
Print.