Gaya APA
A.D., E., D.P.G, W. (2005).
Investigating Classroom Talks (Edisi 2).
London:
USA The Falmer Press, Taylor & Francis Inc.
Gaya MLA
A.D., Edwards., D.P.G, Westgate.
"Investigating Classroom Talks".
Edisi 2
London:
USA The Falmer Press, Taylor & Francis Inc,
2005.
.