Cita APA

Gaskell, M. G., & M. Gareth Gaskell. (2007). The. Oxford,New York: Oxford University Press.

Chicago Style Citation

Gaskell, M. Gareth, i M. Gareth Gaskell. The. Oxford,New York: Oxford University Press, 2007.

Cita MLA

Gaskell, M. Gareth, i M. Gareth Gaskell. The. Oxford,New York: Oxford University Press, 2007.