Gaya APA
Linguaphone Institute, Limited. (1980).
Intermediate English Course (Cet.4).
London:
Linguaphone Institute, Limited.
Gaya Chicago
Linguaphone Institute, Limited.
Intermediate English Course.
Cet.4
London:
Linguaphone Institute, Limited,
1980.
Text.
Gaya MLA
Linguaphone Institute, Limited.
Intermediate English Course.
Cet.4
London:
Linguaphone Institute, Limited,
1980.
Text.
Gaya Turabian
Linguaphone Institute, Limited.
Intermediate English Course.
Cet.4
London:
Linguaphone Institute, Limited,
1980.
Print.