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Elwood, Philip (3 June 1967). "Last Respects to Beatles in an Album That Turns on". San Francisco Examiner. Available at Rock's Backpages (subscription required).
Staff writer (November 1967). "The Beatles: Sgt. Pepper's Lonely Hearts Club Band". Hit Parader. Available at Rock's BackpagesArchived 10 September 2015 at the Wayback Machine (subscription required).
Robbins, Ira (3 December 2001). "George Harrison: And Life Flows On". Salon. Available at Rock's BackpagesArchived 5 September 2015 at the Wayback Machine (subscription required).
Staff writer (November 1967). "The Beatles: Sgt. Pepper's Lonely Hearts Club Band". Hit Parader. Available at Rock's BackpagesArchived 10 September 2015 at the Wayback Machine (subscription required).
Kubernik, Harvey (2012). "Ravi Interview". montereyinternationalpopfestival.com. Archived from the original on 8 August 2015. Retrieved 22 August 2015.
Robbins, Ira (3 December 2001). "George Harrison: And Life Flows On". Salon. Available at Rock's BackpagesArchived 5 September 2015 at the Wayback Machine (subscription required).