Loewen, S. And Gönülal, T. Exploratory factor analysis and principal components analysis. 2015. In Advancing quantitative methods in second language research , Routledge, London/New York , New York, 182-212.

Loewen, S., & Gönülal, T., (2015). Exploratory factor analysis and principal components analysis. Advancing quantitative methods in second language research (pp.182-212), New York: Routledge, London/New York .

Loewen, Shawn, And TALİP GÖNÜLAL. "Exploratory factor analysis and principal components analysis." In Advancing quantitative methods in second language research , 182-212. New York: Routledge, London/New York , 2015

Loewen, Shawn And Gönülal, TALİP. "Exploratory factor analysis and principal components analysis." Advancing quantitative methods in second language research , Routledge, London/New York , 2015, pp.182-212.

Loewen, S. And Gönülal, T. (2015) "Exploratory factor analysis and principal components analysis", Advancing quantitative methods in second language research . New York: Routledge, London/New York .

@bookchapter{bookchapter, author ={Shawn Loewen And author ={TALİP GÖNÜLAL}, chaptertitle={Exploratory factor analysis and principal components analysis}, booktitle={ Advancing quantitative methods in second language research}, publisher={Routledge, London/New York }, city={New York},year={2015} }