@book{233596,
	author = {Romero Hernández, Sergio and Romero Hernández, Omar},
	title = {Introducción a la ingeniería / S. Romero Hernández, O. Romero Hernández, D. Muñoz Negrón},
	publisher = {Cengage Learning},
	year = {2015},
	address = {Cruz Manca},
	edition = {2a ed.}
}