Gaya APA
The Pitcher seri 24. (1989).
Jakarta:
Elex Media Komputindo Gramedia.
Gaya Chicago
The Pitcher seri 24.
1989.
Jakarta:
Elex Media Komputindo Gramedia,
1989.
Text.
Gaya MLA
The Pitcher seri 24.
1989.
Jakarta:
Elex Media Komputindo Gramedia,
1989.
Text.
Gaya Turabian
The Pitcher seri 24.
Jakarta:
Elex Media Komputindo Gramedia,
1989.
Print.