por Freund, John E [autor] | Vega Fagoaga, Juan Carlos [traductor] | Smith, Richard Manning, 1944- [autor] | Freund, John E. Statistics.
por Singelmann, Jay [autor] | Longhurst, Jean [autor] | Fournier, María de Lourdes [traductor] | Singelmann, Jay. Business programming logic.
por Day, Reuben Alexander, 1915- [autor] | Arroyo Espinosa, Maria Cristina [traductor] | Underwood, A. L. (Arthur Louis), 1924- [autor].