Cita APA

Littlejohn, A. (1991). Writing 4. Cambridge: Cambridge University Press.

Chicago Style Citation

Littlejohn, Andrew. Writing 4. Cambridge: Cambridge University Press, 1991.

Cita MLA

Littlejohn, Andrew. Writing 4. Cambridge: Cambridge University Press, 1991.

Atenció: Aquestes cites poden no estar 100% correctes.