Johns, A. M., & Ann M. Johns. (1997). Text, role, and context: Developing academic literacies. Cambridge,New York: Cambridge University Press.
Dyfyniad Arddull ChicagoJohns, Ann M., và Ann M. Johns. Text, Role, and Context: Developing Academic Literacies. Cambridge,New York: Cambridge University Press, 1997.
Dyfyniad MLAJohns, Ann M., và Ann M. Johns. Text, Role, and Context: Developing Academic Literacies. Cambridge,New York: Cambridge University Press, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.