@book{51290,
	author = {Alonso Dos Santos, Manuel,},
	title = {Investigación de mercados :},
	publisher = {Díaz de Santos,},
	year = {[2018]},
	address = {[Madrid, España] :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/136075/}
}