Crowther, J. (1980). Introductory crosswords: For learners of English as a foreign language. Tokyo: Oxford University Press.
Citação norma ChicagoCrowther, Jonathan. Introductory Crosswords: For Learners of English As a Foreign Language. Tokyo: Oxford University Press, 1980.
Citação norma MLACrowther, Jonathan. Introductory Crosswords: For Learners of English As a Foreign Language. Tokyo: Oxford University Press, 1980.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.