Smith, J. (2018). Transforming travel: Realising the potential of sustainable tourism. CAB International.
Citazione stile Chigago Style (17a edizione)Smith, Jeremy. Transforming Travel: Realising the Potential of Sustainable Tourism. Boston: CAB International, 2018.
Citatione MLA (9a ed.)Smith, Jeremy. Transforming Travel: Realising the Potential of Sustainable Tourism. CAB International, 2018.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.