Cita APA (7a ed.)

Gardiner, J. R., Ison, S., & Humphreys, I. (2005). Factors influencing cargo airlines' choice of airport: An international survey. [s.n.].

Cita Chicago Style (17a ed.)

Gardiner, John R., Stephen Ison, y Ian Humphreys. Factors Influencing Cargo Airlines' Choice of Airport: An International Survey. [S.l.]: [s.n.], 2005.

Cita MLA (9a ed.)

Gardiner, John R., et al. Factors Influencing Cargo Airlines' Choice of Airport: An International Survey. [s.n.], 2005.