New Strategist Publications, Inc. (2013). Who's buying for travel (Ninth edition.). New Strategist Press.
Citazione stile Chigago Style (17a edizione)New Strategist Publications, Inc. Who's Buying for Travel. Ninth edition. Amityville, NY: New Strategist Press, 2013.
Citatione MLA (9a ed.)New Strategist Publications, Inc. Who's Buying for Travel. Ninth edition. New Strategist Press, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.