O'Neill, M. (2010). Green IT for sustainable business practice: An ISEB Foundation guide. British Informatics Society Limited.
Chicago-referens (17:e uppl.)O'Neill, Mark. Green IT for Sustainable Business Practice: An ISEB Foundation Guide. Swindon: British Informatics Society Limited, 2010.
MLA-referens (9:e uppl.)O'Neill, Mark. Green IT for Sustainable Business Practice: An ISEB Foundation Guide. British Informatics Society Limited, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.