Beins, B. C. (2019). Research Methods (4th.). Cambridge University Press.
Chicago Style (17th ed.) CitationBeins, Bernard C. Research Methods. 4th. Cambridge: Cambridge University Press, 2019.
MLA引文Beins, Bernard C. Research Methods. 4th. Cambridge University Press, 2019.
警告:這些引文格式不一定是100%准確.