Contemporary Political Philosophy: An Introduction By Will Kymlicka (second edition, 2002)

Lists my site at the end of the chapter on libertarianism, page 160.

He writes:

Useful websites include:
[...]
(d) 'Critiques of Libertarianism', a website with an extensive set of links critiquing libertarian theories and policy proposals (www.world.std.com/~mhuben/libindex.html).

It only took me 11 years to notice that I've made it into one of the standard political philosophy textbooks.