Igor V Novikov. (1998). The river of time. Cambridge, UK: Cambridge University Press.
Trích dẫn kiểu ChicagoIgor V Novikov. The River of Time. Cambridge, UK: Cambridge University Press, 1998.
Deismireacht MLAIgor V Novikov. The River of Time. Cambridge, UK: Cambridge University Press, 1998.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.