Vassiliev, M. (1960). Life in the twenty- first century. London: A Penguin Special.
Trích dẫn kiểu ChicagoVassiliev, M. Life in the Twenty- First Century. London: A Penguin Special, 1960.
MLA CitationVassiliev, M. Life in the Twenty- First Century. London: A Penguin Special, 1960.
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