== Kilder ==
* {{Cite book |last=Davies |first=Hunter |year=1993 |author-link=Hunter Davies |title=The Beatles: The Only Authorised Biography |publisher=[[Pyramid Books]] |location=London |isbn=0-09-919681-6 }}
* {{cite book |last=Harry |first=Bill |author-link=Bill Harry |title=The Ultimate Beatles Encyclopedia |year=1992 |publisher=Virgin Books |location=London |isbn=0-86369-681-3 }}
* {{Cite book |last=Lewisohn |first=Mark |year=1993 |author-link=Mark Lewisohn |title=The Complete Beatles Cronicle |publisher=[[Pyramid Books]] |location=London |isbn=1-855-10021-5 }}
* {{cite book |last=MacDonald |first=Ian |year=2005 |author-link=Ian MacDonald |title=Revolution in the Head: The Beatles' Records and the Sixties |edition=Second Revised |publisher=Pimlico (Rand) |location=London |isbn=1-84413-828-3 }}
* {{cite book |last=Miles |first=Barry |year=1997 |author-link=Barry Miles |title=Paul McCartney: Many Years From Now |publisher=[[Henry Holt and Company]] |location=New York |isbn=0-8050-5249-6 |url=https://archive.org/details/paulmccartneyman00mile }}
Musik