Girle, R. (2003). Possible worlds (1. publ.). Acumen.
Chicago Style (17th ed.) CitationGirle, Rod. Possible Worlds. 1. publ. Chesham: Acumen, 2003.
MLA (9th ed.) CitationGirle, Rod. Possible Worlds. 1. publ. Acumen, 2003.
Warning: These citations may not always be 100% accurate.