@book{48958,
	author = {Merrill, Francis Ellsworth},
	title = {Introduccion a la sociologia},
	publisher = {Aguilar},
	year = {1974, c1967.},
	address = {Madrid},
	edition = {2. ed.},
	note = {Translation of Society and culture : an introduction to sociology, 4th ed., c1969 and published by Prentice-Hall, Englewood Cliffs, N.J.}
}