Artcyclopedia: Pietro Perugino on the Internet: Links to artist's works in art museum sites and image archives worldwide.
Catholic Encyclopedia: Perugino: Artist's biography.
CGFA: Perugino: Image gallery and artist's biography from MS Encarta '97.
Encyclopedia.com: Perugino: Artist's biography.
Life of an Artist: Pietro Perugino: Biography of the painter as written by Giorgio Vasari.
Master Of The Italian Renaissance: Artist's biography.
Olga's Gallery: Pietro Perugino: Comprehensive collection of artist's works with biography and historical comments.
Perugino: Artist's biography.
Perugino: Artist's biography and images of his works.
Perugino (Pietro Vannucci): Image gallery of artist's works.
Perugino: The Man Who Painted Umbria: Artist's biography.
The Columbia Encyclopedia: Perugino: Artist's biography.
The Crucifixion of Perugino: Story about one of the artist's masterpieces.
Tigertail Virtual Museum: Masaccio and Perugino: Image gallery of artist's works.
Web Gallery of Art: Perugino, Pietro: Collection of images and artist's biography.