Witty, P. A., & Kopel, D. (1939). Reading and the educative process. Ginn and company.
Chicago Style (17. basım) AtıfWitty, Paul Andrew, ve David Kopel. Reading and the Educative Process. Boston, New York [etc.]: Ginn and company, 1939.
MLA (9th ed.) AtıfWitty, Paul Andrew, ve David Kopel. Reading and the Educative Process. Ginn and company, 1939.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..