Gaya APA
Wainwright, Gordon. (1993).
Tricky Business Letters : persuasive tactics on paper / Gordon Wainwright .
London ::
Pitman Publishing,,.
Gaya Chicago
Wainwright, Gordon.
Tricky Business Letters : persuasive tactics on paper / Gordon Wainwright.
London ::
Pitman Publishing,,,
1993.
Text.
Gaya MLA
Wainwright, Gordon.
Tricky Business Letters : persuasive tactics on paper / Gordon Wainwright.
London ::
Pitman Publishing,,,
1993.
Text.
Gaya Turabian
Wainwright, Gordon.
Tricky Business Letters : persuasive tactics on paper / Gordon Wainwright.
London ::
Pitman Publishing,,,
1993.
Print.