APA-viite (7. p.)

MATREYEK, W. Communicating in english: Examples and models 1:Functions.

Chicago-viite (17. p.)

MATREYEK, Walter. Communicating in English: Examples and Models 1:Functions. -.

MLA-viite (9. p.)

MATREYEK, Walter. Communicating in English: Examples and Models 1:Functions.

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