Stone, W. C. (1970). The Chief Problem in Use of Instructional Technology-Access.
Citazione stile Chigago Style (17a edizione)Stone, Walter C. The Chief Problem in Use of Instructional Technology-Access. 1970.
Citatione MLA (9a ed.)Stone, Walter C. The Chief Problem in Use of Instructional Technology-Access. 1970.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.