Cita APA (7a ed.)

Johns, A. M. (1997). Text, role, and context: Developing academic literacies. Cambridge Univ. Pr..

Cita Chicago Style (17a ed.)

Johns, Ann M. Text, Role, and Context: Developing Academic Literacies. Cambridge: Cambridge Univ. Pr., 1997.

Cita MLA (9a ed.)

Johns, Ann M. Text, Role, and Context: Developing Academic Literacies. Cambridge Univ. Pr., 1997.