"Introduction to the Theory of Neural Computation"
John Hertz, Anders Krogh and Richard Palmer
Addison-Wesley, 1991

"Neural Networks and Learning Machines"
Simon Haykin
Pearson-Prentice, 2009.

"Neural Networks for Pattern Recognition"
Christopher Bishop
Oxford University Press, 1995

"Neural Network Design"
Martin T. Hagan, Howard B. Demuth, Mark H. Beale, 2014

"Redes Neuronales. Algoritmos, Aplicaciones y Técnicas de Programación"
James Freeman and David Skapura
Addison-Wesley, 1991

"Introduction to Artificial Neural Systems"
Jacek Zurada
West Publishing Company, 1992

"Neural Network FAQ"