Gaya APA
Fika, dkk, Warib. (1991).
Complete English Grammar .
Surabaya:
Apollo Lestari.
Gaya Chicago
Fika, dkk, Warib.
Complete English Grammar.
Surabaya:
Apollo Lestari,
1991.
Text.
Gaya MLA
Fika, dkk, Warib.
Complete English Grammar.
Surabaya:
Apollo Lestari,
1991.
Text.
Gaya Turabian
Fika, dkk, Warib.
Complete English Grammar.
Surabaya:
Apollo Lestari,
1991.
Print.