Akhmad, Agus Riyatn o (2016) PE N GARUH PE RS E PS I S IS WA TE NT ANG ME T O DE ME NGAJA R GURU T E RH AD A P K E B IAS AAN B E L AJAR S IS WA KE L AS XI MAT A DIKL AT PE ME L IH ARAAN DA N PE RB AIK AN CH AS IS DAN S IS T E M PE MIN DAH T E NAGA KO M PE T E NS I KE AH L IAN KE NDAR AAN RINGA N S MK PI RI S L E MAN T AH UN AJA RAN 20 11/ 2012. S1 thesis, UNY.