Gaya APA
Ang, Agnes. (2000).
Effective Grammar Primary 4 .
Jakarta:
Prenhallindo.
Gaya Chicago
Ang, Agnes.
Effective Grammar Primary 4.
Jakarta:
Prenhallindo,
2000.
Text.
Gaya MLA
Ang, Agnes.
Effective Grammar Primary 4.
Jakarta:
Prenhallindo,
2000.
Text.
Gaya Turabian
Ang, Agnes.
Effective Grammar Primary 4.
Jakarta:
Prenhallindo,
2000.
Print.