APA

Copestake Stephen,, . (1997). Microsoft office in easy steps. New Delhi: Comedex.

Chicago

Copestake Stephen,, . 1997. Microsoft office in easy steps. New Delhi: Comedex.

Harvard

Copestake Stephen,, . (1997). Microsoft office in easy steps. New Delhi: Comedex.

MLA

Copestake Stephen,, . Microsoft office in easy steps. New Delhi: Comedex. 1997.