Editoriales

•  Good Press (3)
•  Editorial JA (2)
•  SHEBA BLAKE PUBLISHING (2)
•  Universidad de Valencia (2)
•  Editorial CDED (1)
•  RIALP EDICIONES (1)

Autores

•  Sun Tzu (3)
•  James Allen (3)
•  Ralph Waldo Emerson (3)
•  Wallace Delois Wattles (3)
•  Lao Tse (2)
•  P. T. Barnum (2)
•  Marco Aurelio (2)
•  Napoleon Hill (2)
•  Benjamin Franklin (2)
•  Friedrich Nietzsche (2)
•  Edgar Allan Poe (1)
•  James Fenimore Cooper (1)
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