Gaya APA
Collie, J.
(2005).
Speaking : student's book/ Joanne Collie, Stephen Slater
.
Yogyakarta:
Kanisius.
Gaya MLA
Collie, Joanne.
"Speaking : student's book/ Joanne Collie, Stephen Slater".
Yogyakarta:
Kanisius,
2005.
Text.