Cozby, P. C., & Paul C. Cozby. Methods in behavioral research. New York, NY: McGraw-Hill Higher Education.
Trích dẫn kiểu ChicagoCozby, Paul C., và Paul C. Cozby. Methods in Behavioral Research. New York, NY: McGraw-Hill Higher Education.
ציטוט MLACozby, Paul C., và Paul C. Cozby. Methods in Behavioral Research. New York, NY: McGraw-Hill Higher Education.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.