Gaya APA
Swan, Michael. (1995).
Practical english usage : Michael Swan (Ed.2).
Oxford:
Oxford University press.
Gaya Chicago
Swan, Michael.
Practical english usage : Michael Swan.
Ed.2
Oxford:
Oxford University press,
1995.
Textbook.
Gaya MLA
Swan, Michael.
Practical english usage : Michael Swan.
Ed.2
Oxford:
Oxford University press,
1995.
Textbook.
Gaya Turabian
Swan, Michael.
Practical english usage : Michael Swan.
Ed.2
Oxford:
Oxford University press,
1995.
Textbook.