Gaya APA
Fisher, Roger. (1991).
Getting to yes: negotiating agreement without giving in (2nd.ed).
England:
Penguin.
Gaya Chicago
Fisher, Roger.
Getting to yes: negotiating agreement without giving in.
2nd.ed
England:
Penguin,
1991.
Text.
Gaya MLA
Fisher, Roger.
Getting to yes: negotiating agreement without giving in.
2nd.ed
England:
Penguin,
1991.
Text.
Gaya Turabian
Fisher, Roger.
Getting to yes: negotiating agreement without giving in.
2nd.ed
England:
Penguin,
1991.
Print.