Shaughnessy, J. J. Research methods in psychology.
Trích dẫn kiểu ChicagoShaughnessy, John J. Research Methods in Psychology.
Deismireacht MLAShaughnessy, John J. Research Methods in Psychology.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.