APA Citation

Guy, R. K. Unsolved Problems in Number Theory. Springer-Verlag, New York, 1994 ( Volume 1, Second Edition).

Chicago Style Citation

Guy, Richard K. Unsolved Problems in Number Theory. Springer-Verlag, New York, 1994 ( Volume 1, Second Edition).

MLA Citation

Guy, Richard K. Unsolved Problems in Number Theory. Springer-Verlag, New York, 1994 ( Volume 1, Second Edition).

Warning: These citations may not always be 100% accurate.