Gaya APA
ENGLISH, Language Service. (1973).
English 900 .
Amerika:
Macmillan Publishing.
Gaya Chicago
ENGLISH, Language Service.
English 900.
Amerika:
Macmillan Publishing,
1973.
Text.
Gaya MLA
ENGLISH, Language Service.
English 900.
Amerika:
Macmillan Publishing,
1973.
Text.
Gaya Turabian
ENGLISH, Language Service.
English 900.
Amerika:
Macmillan Publishing,
1973.
Print.