APA-viite

Crowther, J. (1980). Intermediate crosswords: For learners of English as a foreign language. Tokyo: Oxford University Press.

Chicago-tyylinen lähdeviittaus

Crowther, Jonathan. Intermediate Crosswords: For Learners of English As a Foreign Language. Tokyo: Oxford University Press, 1980.

MLA-viite

Crowther, Jonathan. Intermediate Crosswords: For Learners of English As a Foreign Language. Tokyo: Oxford University Press, 1980.

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