Gaya APA
Dale, P., Poms, L. (2004).
English Pronunciation Made Simple (EDISI 2).
New York:
Pearson Education ESL.
Gaya MLA
Dale, Paulette., Poms, Lillian.
"English Pronunciation Made Simple".
EDISI 2
New York:
Pearson Education ESL,
2004.
Art Original.