Gaya APA
Student Grammar of Spoken and Written English Workbook. (2002).
Great Britain:
Pearson Educaton limited.
Gaya Chicago
Student Grammar of Spoken and Written English Workbook.
.
Great Britain:
Pearson Educaton limited,
2002.
Text.
Gaya MLA
Student Grammar of Spoken and Written English Workbook.
.
Great Britain:
Pearson Educaton limited,
2002.
Text.
Gaya Turabian
Student Grammar of Spoken and Written English Workbook.
Great Britain:
Pearson Educaton limited,
2002.
Print.