Gaya APA
English for travelling. (1990).
tempaterbit:
penerbit.
Gaya Chicago
English for travelling.
Edisi.
tempaterbit:
penerbit,
1990.
Text.
Gaya MLA
English for travelling.
Edisi.
tempaterbit:
penerbit,
1990.
Text.
Gaya Turabian
English for travelling.
tempaterbit:
penerbit,
1990.
Print.