Guy, R. K. (1981). Unsolved problems in number theory. Springer-Verlag.
Style de citation ChicagoGuy, Richard K. Unsolved Problems in Number Theory. New York: Springer-Verlag, 1981.
Style de citation MLAGuy, Richard K. Unsolved Problems in Number Theory. Springer-Verlag, 1981.
Attention : ces citations peuvent ne pas être correctes à 100%.