Gaya APA
JC.Field,BA. (1974).
Advanced English 1 .
London:
#N/A.
Gaya Chicago
JC.Field,BA.
Advanced English 1.
London:
#N/A,
1974.
Text.
Gaya MLA
JC.Field,BA.
Advanced English 1.
London:
#N/A,
1974.
Text.
Gaya Turabian
JC.Field,BA.
Advanced English 1.
London:
#N/A,
1974.
Print.