Green Jeff
Rhonda Byrne
Reid Daniel
Friedrich Engels, Karl Marx
Lonely Planet
Andre Van Lysebeth
Roberto Arlt
Adam Hochschild
Pablo Victoria
Joseph O'connor
Vernet Juan
Revel Jean François, Matthieu Ricard
Marianne Williamson
Louise L. Hay
Betty Edwards
Paul Preciado
Marin Dolores
George Orwell
Sergio Del Molino
Debbie Ford, Marianne Williamson, Deepak Chopra
Miguel Ruiz
Miedaner Talane
Gertrud Hirschi
Mika Etchebehere
Perez Reverte Arturo Y Carlot
Bartolome Bennassar
Maria Eugenia Fernandez Fraile
Barry Buzan, Tony Buzan
Marco Cicala
Josep M. Colomer
Cayetano Cordova Iturburu
Schmidl Ulrico
Constanza Cavallero