Gaya APA
LADO, Robert. (1990).
English pattern practice .
Jakarta:
Binarupa Aksara.
Gaya Chicago
LADO, Robert.
English pattern practice.
Jakarta:
Binarupa Aksara,
1990.
Text.
Gaya MLA
LADO, Robert.
English pattern practice.
Jakarta:
Binarupa Aksara,
1990.
Text.
Gaya Turabian
LADO, Robert.
English pattern practice.
Jakarta:
Binarupa Aksara,
1990.
Print.