APA

Saxon S., Saxon D., . (1997). Mastering Visual Basic. London: Macmillan.

Chicago

Saxon S, Saxon D, . 1997. Mastering Visual Basic. London: Macmillan.

Harvard

Saxon S., Saxon D., . (1997). Mastering Visual Basic. London: Macmillan.

MLA

Saxon S, Saxon D, . Mastering Visual Basic. London: Macmillan. 1997.