Kırcaali İftar, G. Et Al. 2002. Teaching addition and subtraction via constant time delay procedure to children with mental retardation. Association for Behavior Analysis (ABA) , (Toronto, Canada).

Kırcaali İftar, G., ERGENEKON, Y., & Uysal, A., (2002). Teaching addition and subtraction via constant time delay procedure to children with mental retardation . Association for Behavior Analysis (ABA), Toronto, Canada

Kırcaali İftar, Gönül, YASEMİN ERGENEKON, And Ayten Uysal. "Teaching addition and subtraction via constant time delay procedure to children with mental retardation," Association for Behavior Analysis (ABA), Toronto, Canada, 2002

Kırcaali İftar, Gönül K. Et Al. "Teaching addition and subtraction via constant time delay procedure to children with mental retardation." Association for Behavior Analysis (ABA) , Toronto, Canada, 2002

Kırcaali İftar, G. ERGENEKON, Y. And Uysal, A. (2002) . "Teaching addition and subtraction via constant time delay procedure to children with mental retardation." Association for Behavior Analysis (ABA) , Toronto, Canada.

@conferencepaper{conferencepaper, author={Gönül Kırcaali İftar Et Al. }, title={Teaching addition and subtraction via constant time delay procedure to children with mental retardation}, congress name={Association for Behavior Analysis (ABA)}, city={Toronto}, country={Canada}, year={2002}}