Gaya APA
Berkman,Frank W-Dorf,David. (1982).
C-Oakes,Leonard R Convention Mgt & Service .
America ::
David , Leonard.
Gaya Chicago
Berkman,Frank W-Dorf,David.
C-Oakes,Leonard R Convention Mgt & Service.
America ::
David , Leonard,
1982.
Text.
Gaya MLA
Berkman,Frank W-Dorf,David.
C-Oakes,Leonard R Convention Mgt & Service.
America ::
David , Leonard,
1982.
Text.
Gaya Turabian
Berkman,Frank W-Dorf,David.
C-Oakes,Leonard R Convention Mgt & Service.
America ::
David , Leonard,
1982.
Print.