por Gustafsson, Anders, 1964- [autor] | Gustafsson, Anders. Competing in a service economy : how to create a competitive advantage through service development and innovation | Johnson, Michael David [autor] | Jolly, Juan Carlos [traductor].
por Payne, Adrian [autor] | . Services marketing | Díaz Mena, Luis J [traductor] | Payne, Adrian. Services marketing.
por Cobra, Marcos [autor] | Villamizar, Germán Alberto [traductor] | Solano Arévalo, Lily [editor].