Citazione Stile APA (7a Edizione)
GILL, J. (2000). WHICH BUTTON: DESIGNING USER INTERFACES FOR PEOPLE WITH VISUAL IMPAIRMENTS. ROYAL NATIONAL INSTITUTE FOR THE BLIND.
Citazione stile Chigago Style (17a edizione)
GILL, J. WHICH BUTTON: DESIGNING USER INTERFACES FOR PEOPLE WITH VISUAL IMPAIRMENTS. LONDON: ROYAL NATIONAL INSTITUTE FOR THE BLIND, 2000.
Citatione MLA (9a ed.)
GILL, J. WHICH BUTTON: DESIGNING USER INTERFACES FOR PEOPLE WITH VISUAL IMPAIRMENTS. ROYAL NATIONAL INSTITUTE FOR THE BLIND, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.