por Tussy, Alan S, 1951- [autor] | Gustafson, R. David (Roy David), 1936- [autor].
por Tussy, Alan S, 1951- [autor] | Koenig, Diane R [autor] | Hernández Lanto, Jorge [traductor] | Vela Ricalde, Rafael [traductor] | Borja Tecuatl, Ileana [editor] | Ibarra Escutia, Joel [editor] | Villareal Quintero, Jesús Salvador [editor] | Tussy, Alan S, 1951-. Basic mathematics with early integers.