ebrary, Inc, Bradley, J., & Yates, C. (2000). Basic education at a distance. RoutledgeFalmer.
Citazione stile Chigago Style (17a edizione)ebrary, Inc, Jo Bradley, e Chris Yates. Basic Education at a Distance. London: RoutledgeFalmer, 2000.
Citatione MLA (9a ed.)ebrary, Inc, et al. Basic Education at a Distance. RoutledgeFalmer, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.