Delius: Song of Summer
- Review and order information for the DVD or video from the British Film Institute, includes photographs and background material.
- http://www.bfi.org.uk/booksvideo/video/details/delius/

The Pantheist Index: Song of Summer
- Brief commentary emphasizing Delius' hatred of Christianity as portrayed in the film. Includes links to related sites.
- http://www.pantheist-index.net/Art_Poetry_Music/Cinema_TV/Feature_Films/Song_of_Summer/

Delius (1989)
- Cast, crew, reviews, plot summary, comments, discussion, taglines, and links from the Internet Movie Database (IMDb).
- http://us.imdb.com/title/tt0063628/

Delius: Song Of Summer
- Review from iofilm.co.uk noting the ability of director Ken Russell and the tension between the pagan composer and the Catholic musical assistant Eric Fenby.
- http://www.iofilm.co.uk/fm/d/delius__song_of_summer_1968.shtml