European Association for Research on Learning and Education. (1991). Learning and Instruction. Pergamon Press.
Chicago-referens (17:e uppl.)European Association for Research on Learning and Education. Learning and Instruction. Oxford, Inglaterra: Pergamon Press, 1991.
MLA-referens (8:e uppl.)European Association for Research on Learning and Education. Learning and Instruction. Pergamon Press, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.