Mason, E. J. (1978). Understanding and conducting research. New York: McGraw-Hill Book Company.
Trích dẫn kiểu ChicagoMason, Emanuel J. Understanding and Conducting Research. New York: McGraw-Hill Book Company, 1978.
ציטוט MLAMason, Emanuel J. Understanding and Conducting Research. New York: McGraw-Hill Book Company, 1978.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.