Burke, J. F., & Resnick, B. P. (1991). Marketing and selling the travel product. South-Western.
Cita Chicago Style (17a ed.)Burke, James F., e Barry Paul Resnick. Marketing and Selling the Travel Product. Ohio: South-Western, 1991.
Cita MLA (8a ed.)Burke, James F., e Barry Paul Resnick. Marketing and Selling the Travel Product. South-Western, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.