European Association for Research on Learning and Education. (1991). Learning and Instruction. Pergamon Press.
Citação do estilo Chicago (17ª ed.)European Association for Research on Learning and Education. Learning and Instruction. Oxford, Inglaterra: Pergamon Press, 1991.
Citação MLA (8ª ed.)European Association for Research on Learning and Education. Learning and Instruction. Pergamon Press, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.