@book{9393,
	author = {Van Valkenburg, M.E.},
	title = {Solutions manual : network analysis.- 3rd ed. / M.E.Van Valkenburg ; prepared by P.A.Bauman},
	publisher = {Englewood Cliffs, N.J., Prentice-Hall [1976]},
	address = {Englewood Cliffs, N.J., Prentice-Hall [1976]}
}