APA Style
CD New Snapshot stater. ().
New York:
Pearson Longman Asia ELT.
Chicago Style
CD New Snapshot stater.
.
New York:
Pearson Longman Asia ELT,
.
CD-ROM.
MLA Style
CD New Snapshot stater.
.
New York:
Pearson Longman Asia ELT,
.
CD-ROM.
Turabian Style
CD New Snapshot stater.
New York:
Pearson Longman Asia ELT,
.
CD-ROM.