https://pictures.abebooks.com/isbn/9783319663258-us.jpg Diagnostic Competence of Mathematics Teachers@Unpacking a Complex Construct in Teacher Education and Teacher Practice@By: Timo Leuders@Publisher: @Springer@Print ISBN: 9783319663258, 3319663259@eText ISBN: 9783319663272, 3319663275@Copyright year: 2018@Format: PDF@Available from $ 129.00 USD@SKU: 9783319663272 Ebooks here: https://ouo.io/inebGI