por Schroeder, Roger G [autor] | Maldonado Vazquez, Gerardo [traductor] | Peña Olneta, Raul de la [traductor] | Schroeder, Roger G. Operations management.
por Walpole, Ronald E [autor] | Myers, Raymond H [autor] | Maldonado Vazquez, Gerardo. Probability and statistics for engineers and scientists.