Seibel, Peter (2005). Practical Common Lisp. Springer Nature: Apress. ISBN 978-1-59059-239-7. 978-1-59059-239-7
Buss, Frank (2005-04-28). "Practical Common Lisp". Slashdot. SlashdotMedia. Retrieved 2019-11-26. https://m.slashdot.org/story/56832
H., Ed (2005-11-27). "Thoughts Reading Practical Common Lisp". The Blog That Goes Ping. WordPress. Retrieved 2019-11-26. http://goesping.org/archives/2005/11/27/thoughts-reading-practical-common-lisp/
Staiger, Josh (2006-02-15). "A short review of Peter Seibel's Practical Common Lisp". Josh Staiger. Retrieved 2019-11-26. http://www.joshstaiger.org/archives/2006/02/a_short_review.html
Siivola, Nikodemus; Upham, Derek; Seibel, Peter; Inoka; Mastenbrook, Brian; Reid, Kevin; Ozten; Kaufmann, Roland (2004–2017). "Practical Common Lisp". CLiki. The Common Lisp Foundation. Retrieved 2019-11-26. https://www.cliki.net/Practical%20Common%20Lisp
Seibel, Peter (2005). Practical Common Lisp. Springer Nature: Apress. ISBN 1590592395. 1590592395
Peter Seibel (2006-05-10). Practical Common Lisp (Video). Mountain View, California: Google. Archived from the original on 2021-12-14. Retrieved 2019-11-27. https://www.youtube.com/watch?v=4NO83wZVT0A