(1991). Learning and instruction: The journal of the European Association for Research on Learning and Instruction EARLI. Elsevier.
Chicago-Zitierstil (17. Ausg.)Learning and Instruction: The Journal of the European Association for Research on Learning and Instruction EARLI. Amsterdam: Elsevier, 1991.
MLA-Zitierstil (9. Ausg.)Learning and Instruction: The Journal of the European Association for Research on Learning and Instruction EARLI. Elsevier, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.