Gaya APA
Fisher, Roger. (1981).
Getting to yes : negotiating agreement without giving in / Roger Fisher; William Ury .
Boston:
Houghton Mifflin.
Gaya Chicago
Fisher, Roger.
Getting to yes : negotiating agreement without giving in / Roger Fisher; William Ury.
Boston:
Houghton Mifflin,
1981.
.
Gaya MLA
Fisher, Roger.
Getting to yes : negotiating agreement without giving in / Roger Fisher; William Ury.
Boston:
Houghton Mifflin,
1981.
.
Gaya Turabian
Fisher, Roger.
Getting to yes : negotiating agreement without giving in / Roger Fisher; William Ury.
Boston:
Houghton Mifflin,
1981.
.