Gaya APA
Layton, G., Dunkling, L.
(1986).
ON WE GO
(
EDISI KE 7 1986)
.
London:
BBC ENGLISH.
Gaya MLA
Layton, Goerge., Dunkling, Leslie.
"ON WE GO".
EDISI KE 7 1986
London:
BBC ENGLISH,
1986.
Text.