APA

Sydes J., Cross B., . (2004). Tech Talk. Elementary Workbook. New York: Oxford University Press.

Chicago

Sydes J, Cross B, . 2004. Tech Talk. Elementary Workbook. New York: Oxford University Press.

Harvard

Sydes J., Cross B., . (2004). Tech Talk. Elementary Workbook. New York: Oxford University Press.

MLA

Sydes J, Cross B, . Tech Talk. Elementary Workbook. New York: Oxford University Press. 2004.