APA

Pratchett T., Briggs S., . (1995). The Discworld Mapp. London: Corgi Books.

Chicago

Pratchett T, Briggs St, . 1995. The Discworld Mapp. London: Corgi Books.

Harvard

Pratchett T., Briggs S., . (1995). The Discworld Mapp. London: Corgi Books.

MLA

Pratchett T, Briggs St, . The Discworld Mapp. London: Corgi Books. 1995.