@article{paperid:1048227, author = {Khodadady, Ebrahim and Shakhsi Dastgahian, Beheshteh}, title = {Schema-based English achievement and teacher effectiveness}, journal = {Theory and Practice in Language Studies}, year = {2015}, volume = {5}, number = {5}, month = {May}, issn = {1799-2591}, pages = {1037--1046}, numpages = {9}, keywords = {language learning; teacher effectiveness; achievement; S-test}, }