Beins, B. C. (2019). Research Methods (4th.). Cambridge University Press.
Chicago (17e ed.) BronvermeldingBeins, Bernard C. Research Methods. 4th. Cambridge: Cambridge University Press, 2019.
MLA (9e ed.) BronvermeldingBeins, Bernard C. Research Methods. 4th. Cambridge University Press, 2019.
Let op: Deze citaties zijn niet altijd 100% accuraat.