APA Style
Activity Book : 7. (1992).
Jakarta:
Tira Pustaka.
Chicago Style
Activity Book : 7.
-.
Jakarta:
Tira Pustaka,
1992.
Printed Book.
MLA Style
Activity Book : 7.
-.
Jakarta:
Tira Pustaka,
1992.
Printed Book.
Turabian Style
Activity Book : 7.
Jakarta:
Tira Pustaka,
1992.
Printed Book.