por DeFleur, Melvin L, 1923- [autor] | Alsina Thevenet, Homero, 1922- [traductor] | Ball-Rokeach, Sandra J [autor] | Dennis, Everette E [autor].
por DeFleur, Melvin L, 1923- [autor] | Alsina Thevenet, Homero, 1922- [traductor] | Ball-Rokeach, Sandra J [autor].