@book{27289,
	author = {Spiegel, Murray R.,},
	title = {Teoría y problemas de transformadas de Laplace /},
	publisher = {Talleres Gráficos de Carvajal,},
	year = {1974.},
	series = {Serie de Compendios Schaum},
	address = {Cali, Colombia :}
}