APA (7th ed.) Citation

Birrell, A., & Nelson, B. (2008). [World Wide Web map]. [publisher not identifiedl].

Chicago Style (17th ed.) Citation

Birrell, A.D, and B.J Nelson. [World Wide Web Map]. [Place of publication not identified]: [publisher not identifiedl], 2008.

MLA (9th ed.) Citation

Birrell, A.D, and B.J Nelson. [World Wide Web Map]. [publisher not identifiedl], 2008.