Penggayaan APA
O'CONNELL, Sue. (1998).
Focus on proficiency : .
Harlow:
Addison Wesley Longman.
Chicago Style
O'CONNELL, Sue.
Focus on proficiency :.
Harlow:
Addison Wesley Longman,
1998.
Buku.
MLA Style
O'CONNELL, Sue.
Focus on proficiency :.
Harlow:
Addison Wesley Longman,
1998.
Buku.
Turabian Style
O'CONNELL, Sue.
Focus on proficiency :.
Harlow:
Addison Wesley Longman,
1998.
Buku.