APA

Gralla P., . (2005). Internet Annoyances. New Delhi: Shroff Publishers & Distributors.

Chicago

Gralla Preston, . 2005. Internet Annoyances. New Delhi: Shroff Publishers & Distributors.

Harvard

Gralla P., . (2005). Internet Annoyances. New Delhi: Shroff Publishers & Distributors.

MLA

Gralla Preston, . Internet Annoyances. New Delhi: Shroff Publishers & Distributors. 2005.