@book{18325,
	author = {Homans, George Caspar},
	title = {El grupo humano},
	publisher = {EUDEBA},
	year = {1972},
	series = {Biblioteca del universitario, Temas sociología.},
	address = {Buenos Aires},
	edition = {4. ed.},
	note = {Translation of : The human group.}
}