por Lester Ronald H, 1931- [autor] | Montley, Harry E [autor] | Nicolau Medina, Jesus [traductor] | Enrick, Norbert Lloyd, 1920- [autor] | Lester Ronald H, 1931-. Quality control for profit.
por Lester, Ronald H [autor] | Enrick, Norbert Lloyd, 1920- [autor] | Mottley, Harry E [autor].