Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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