@book{187,
	author = {Freeman, James A. and Skapura, David M.},
	title = {Neural Networks:},
	publisher = {Addison-Wesley,},
	year = {1991.},
	address = {Michigan :},
	url = {https://books.google.com.pk/books?id=od7SkpO6gDAC&pg=PA418&dq=neural+networks+by+james+a+freeman&hl=en&sa=X&ved=0ahUKEwj_ueWrmZ_MAhVBPBQKHX36DZwQ6AEIJzAB#v=onepage&q=neural%20networks%20by%20james%20a%20freeman&f=false}
}