Potra, G. G., & International Congress of the History of Science. (1981). The 16th International Congress of the History of Science, Bucharest. Bucharest: Romanian Review.
Cita MLA (8 ed.) (Copiar al portapapeles)Potra, George G, and International Congress of the History of Science. The 16th International Congress of the History of Science, Bucharest. Bucharest: Romanian Review , 1981.