Tolong jelaskan mengenai Sumber dari Michael Whelan

Locus, "Michael Whelan: Breathing Space", January 1993.

Infinite Worlds: The Fantastic Visions of Science Fiction Art, Vincent Di Fate (author),

The Biographical Dictionary of SF & Fantasy Artists, Robt. Weinberg, ed., 1988

"Michael Whelan: Leap of Faith", by Karen Haber, Realms of Fantasy magazine, October 2001

The Christian Science Monitor, February 15, 1990

ARTFORUM International Magazine, September 1998 article, "Wonder Bred", by Bruce Wagner

Starlog, November 1985, "The 100 Most Important People in Science Fiction"

Infinite Worlds: The Fantastic Visions of Science Fiction Art, Vincent Di Fate (author),

The Mammoth Encyclopedia of Science Fiction, Edited by George Mann,

The Encyclopedia of Science Fiction, 1978, Consultant Editor: Robert Holdstock

The New Encyclopedia of Science Fiction (1988), Edited by James Gunn,

The Frank Collection (1999), Edited by Jane and Howard Frank,

The Chesley Awards: A Retrospective (2003), by John Grant and Elizabeth Humphrey, with Pamela D. Scoville