@book{39968,
	author = {Tracy, Brian},
	title = {¡Tráguese ese sapo! :},
	publisher = {Empresa Activa,},
	year = {2017},
	address = {España :},
	edition = {6a ed. revisada y ampliada},
	note = {Traducción de: Eat that frog! : 21 great ways to stop procrastinating and get more done in less time.}
}