por Maxwell, John C, 1947- [autor] | Maxwell, John C, 1947-. Relationships 101 | Mesías, Miguel [traductor] | Riba, Lidia María [editor].
por Watkins, Michael, 1956- [autor] | Trabal, Betty [traductor] | Watkins, Michael, 1956-. Master your next move.
por Kruckeberg, Katja [editor] | Amann, Wolfgang [editor] | Green, Mike, 1959- [editor].