TY - JOUR A1 - Müller, Hans-Georg T1 - The development of spelling skills in writing test an empirical study into class 1 to 4 T2 - Zeitschrift für Sprachwissenschaft Y1 - 2011 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/37281 SN - 0721-9067 VL - 30 IS - 2 SP - 305 EP - 309 PB - De Gruyter Mouton CY - Berlin ER -