McCallum, G. P. (1980). 101 word games for students of English as a second or foreign language. New York: Oxford University Press.
Dyfyniad Arddull ChicagoMcCallum, George P. 101 Word Games for Students of English As a Second or Foreign Language. New York: Oxford University Press, 1980.
Dyfyniad MLAMcCallum, George P. 101 Word Games for Students of English As a Second or Foreign Language. New York: Oxford University Press, 1980.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.