AU - Ghidi, Abd El Kader OP - pp. 209-219 T1 - Professional pressure and impact on the performance level of teachers of physical and sports education in Algeria [Article] UL - http://search.shamaa.org/PDF/Articles/AEIr/IrNo21Y2017/ir_2017-n21_209-219_eng.pdf Full text (PDF) 1 http://search.shamaa.org/fulltext.gif