@book{23255,
	author = {Castro Ayala, José Guillermo and Calonje Londoño, Nattaly Ximena},
	title = {Derecho de obligaciones :},
	publisher = {Universidad Católica de Colombia,},
	year = {2015},
	series = {Colección JUS Privado,},
	address = {Bogotá, Colombia :},
	url = {https://unicurn.sharepoint.com/:b:/s/biblioteca/EaMqzhdutrxEgmziDi28kDYBpga8HDLLg6z9pVP9JoDVLg?e=FXgYL2}
}