American Society for Training and Development & Piskurich, G. M. (1993). The ASTD handbook of instructional technology. American Society for Training and Development McGraw Hill.
Citazione stile Chigago Style (17a edizione)American Society for Training and Development e George M. Piskurich. The ASTD Handbook of Instructional Technology. New York: American Society for Training and Development McGraw Hill, 1993.
Citatione MLA (9a ed.)American Society for Training and Development e George M. Piskurich. The ASTD Handbook of Instructional Technology. American Society for Training and Development McGraw Hill, 1993.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.