APA aipamena

Astroff,Milton, & Abbey,James R. (2011). Convention management & services (8.). Waterbury Press.

Chicago Style aipamena

Astroff,Milton, and Abbey,James R. Convention Management & Services. 8. New Jessey: Waterbury Press, 2011.

MLA aipamena

Astroff,Milton, and Abbey,James R. Convention Management & Services. 8. Waterbury Press, 2011.

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