APA Style
Ashton, Robert. (2005).
How To Sell .
Jakarta:
Erlangga.
Chicago Style
Ashton, Robert.
How To Sell.
Jakarta:
Erlangga,
2005.
Teks.
MLA Style
Ashton, Robert.
How To Sell.
Jakarta:
Erlangga,
2005.
Teks.
Turabian Style
Ashton, Robert.
How To Sell.
Jakarta:
Erlangga,
2005.
Teks.