Penggayaan APA
WILLEY, Roy DeVerl. (1960).
Guidance in elementary education .
United States of America:
Harper & Row.
Chicago Style
WILLEY, Roy DeVerl.
Guidance in elementary education.
United States of America:
Harper & Row,
1960.
Text.
MLA Style
WILLEY, Roy DeVerl.
Guidance in elementary education.
United States of America:
Harper & Row,
1960.
Text.
Turabian Style
WILLEY, Roy DeVerl.
Guidance in elementary education.
United States of America:
Harper & Row,
1960.
Print.