Πρωτότυπο: The Hammond Organ. , Richard “Groove” Holmes, Joey DeFrancesco, Steve Winwood. Organ Solo sheet music. Book. Softcover.
Μετάφραση: Το Hammond Organ. Organ Solo παρτιτούρες. Το Hammond Organ. An Introduction to the Instrument and the Players Who Made It Famous. Βιβλίο.