Littlejohn, A. (1996). Cambridge english for schools: Workbook. Cambridge, UK: Cambridge University Press.
Dyfyniad Arddull ChicagoLittlejohn, Andrew. Cambridge English for Schools: Workbook. Cambridge, UK: Cambridge University Press, 1996.
Dyfyniad MLALittlejohn, Andrew. Cambridge English for Schools: Workbook. Cambridge, UK: Cambridge University Press, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.