Gaya APA
Ong, Eunice. (2000).
Longman revising engl prim 1 : (1).
Jakarta:
Prenhalindo.
Gaya Chicago
Ong, Eunice.
Longman revising engl prim 1 :.
1
Jakarta:
Prenhalindo,
2000.
Text.
Gaya MLA
Ong, Eunice.
Longman revising engl prim 1 :.
1
Jakarta:
Prenhalindo,
2000.
Text.
Gaya Turabian
Ong, Eunice.
Longman revising engl prim 1 :.
1
Jakarta:
Prenhalindo,
2000.
Print.