@article{1381596, recid = {1381596}, author = {Heinzmann, Sybille.}, title = {Young Language Learners' motivation and attitudes : longitudinal, comparative and explanatory perspectives /}, publisher = {Bloomsbury Academic,}, address = {London :}, pages = {1 online resource (xiv, 265 pages ) :}, year = {2013}, url = {http://library.usi.edu/record/1381596}, }