Demiray, E. And Işıksal Bostan, M. 2017. An Investigation of Pre-service Middle School Mathematics Teachers' Ability to Conduct Valid Proofs, Methods Used, and Reasons for Invalid Arguments. INTERNATIONAL JOURNAL OF SCIENCE AND MATHEMATICS EDUCATION , vol.15 , 109-130.

Demiray, E., & Işıksal Bostan, M., (2017). An Investigation of Pre-service Middle School Mathematics Teachers' Ability to Conduct Valid Proofs, Methods Used, and Reasons for Invalid Arguments. INTERNATIONAL JOURNAL OF SCIENCE AND MATHEMATICS EDUCATION , vol.15, 109-130.

Demiray, Esra, And MİNE IŞIKSAL BOSTAN. "An Investigation of Pre-service Middle School Mathematics Teachers' Ability to Conduct Valid Proofs, Methods Used, and Reasons for Invalid Arguments," INTERNATIONAL JOURNAL OF SCIENCE AND MATHEMATICS EDUCATION , vol.15, 109-130, 2017

Demiray, Esra And Işıksal Bostan, MİNE I. . "An Investigation of Pre-service Middle School Mathematics Teachers' Ability to Conduct Valid Proofs, Methods Used, and Reasons for Invalid Arguments." INTERNATIONAL JOURNAL OF SCIENCE AND MATHEMATICS EDUCATION , vol.15, pp.109-130, 2017

Demiray, E. And Işıksal Bostan, M. (2017) . "An Investigation of Pre-service Middle School Mathematics Teachers' Ability to Conduct Valid Proofs, Methods Used, and Reasons for Invalid Arguments." INTERNATIONAL JOURNAL OF SCIENCE AND MATHEMATICS EDUCATION , vol.15, pp.109-130.

@article{article, author={Esra Demiray And author={MİNE IŞIKSAL BOSTAN}, title={An Investigation of Pre-service Middle School Mathematics Teachers' Ability to Conduct Valid Proofs, Methods Used, and Reasons for Invalid Arguments}, journal={INTERNATIONAL JOURNAL OF SCIENCE AND MATHEMATICS EDUCATION}, year=2017, pages={109-130} }