Association for Educational and Training Technology. (1989). International yearbook of educational and training technology. Kogan Page.
Citazione stile Chigago Style (17a edizione)Association for Educational and Training Technology. International Yearbook of Educational and Training Technology. London: Kogan Page, 1989.
Citatione MLA (9a ed.)Association for Educational and Training Technology. International Yearbook of Educational and Training Technology. Kogan Page, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.