por Wackerly, Dennis D [autor] | Mendenhall, William [autor] | Scheaffer, Richard L [autor] | Romo Muñoz, Jorge Humberto [traductor].
por Mendenhall, William [autor] | Walckx Verbeeck, Dirk [traductor] | Wackerly, Dennis D, 1945- [autor] | Scheoffer, Richard L [autor] | Fuente Pantoja, Arturo de la [traductor].