"Festival Archives (1973)". Sitges Film Festival - Festival Internacional de Cinema Fantàstic de Catalunya. Archived from the original on 2009-10-17. Retrieved 2021-09-20.
web.archive.org
"Festival Archives (1973)". Sitges Film Festival - Festival Internacional de Cinema Fantàstic de Catalunya. Archived from the original on 2009-10-17. Retrieved 2021-09-20.