Hedegaard, M., Hakkarainen, P., & Engestrom, Y. (1984). Learning and teaching on a scientific basis: Methodological and Epistemological aspects of the activity theory of learning and teaching. Psykologisk Institut.
Dyfyniad Arddull ChicagoHedegaard, Mariane, Pentti Hakkarainen, and Yrijo Engestrom. Learning and Teaching on a Scientific Basis: Methodological and Epistemological Aspects of the Activity Theory of Learning and Teaching. Dinamarca: Psykologisk Institut, 1984.
Dyfyniad MLAHedegaard, Mariane, et al. Learning and Teaching on a Scientific Basis: Methodological and Epistemological Aspects of the Activity Theory of Learning and Teaching. Psykologisk Institut, 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.