Gaya APA
Basic technical english. (1996).
tempaterbit:
penerbit.
Gaya Chicago
Basic technical english.
Edisi.
tempaterbit:
penerbit,
1996.
Text.
Gaya MLA
Basic technical english.
Edisi.
tempaterbit:
penerbit,
1996.
Text.
Gaya Turabian
Basic technical english.
tempaterbit:
penerbit,
1996.
Print.