Please answer the following question: The Robert Johnson Songbook - The Robert Johnson Songbook is an album by the British blues band the Peter Green Splinter Group led by Peter Green. Released in 1998 this was their second album. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Album