Clarion: International Multidisciplinary Journal. Centre for Environment, Education & Economic Development.
Chicago-referens (17:e uppl.)Clarion: International Multidisciplinary Journal. Centre for Environment, Education & Economic Development.
MLA-referens (9:e uppl.)Clarion: International Multidisciplinary Journal. Centre for Environment, Education & Economic Development.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.