APA

Falla T., . (2009). Solutions Intermediate i-TOOL CD-ROM. Oxford: Oxford University Press.

Chicago

Falla Tim, . 2009. Solutions Intermediate i-TOOL CD-ROM. Oxford: Oxford University Press.

Harvard

Falla T., . (2009). Solutions Intermediate i-TOOL CD-ROM. Oxford: Oxford University Press.

MLA

Falla Tim, . Solutions Intermediate i-TOOL CD-ROM. Oxford: Oxford University Press. 2009.