Gaya APA
Davis, Jhon W. (1980).
English For Commercial Students .
Jakarta:
Times Educational.
Gaya Chicago
Davis, Jhon W.
English For Commercial Students.
Jakarta:
Times Educational,
1980.
Text.
Gaya MLA
Davis, Jhon W.
English For Commercial Students.
Jakarta:
Times Educational,
1980.
Text.
Gaya Turabian
Davis, Jhon W.
English For Commercial Students.
Jakarta:
Times Educational,
1980.
Print.