APA Style
Teaching Difficult Sounds. (2000).
:
Macmillan education.
Chicago Style
Teaching Difficult Sounds.
.
:
Macmillan education,
2000.
Text.
MLA Style
Teaching Difficult Sounds.
.
:
Macmillan education,
2000.
Text.
Turabian Style
Teaching Difficult Sounds.
:
Macmillan education,
2000.
Print.