2 ms·
It's called "weeding". http://www.ala.org/tools/libfactsheets/alalibraryfactsheet15 http://www.ala.org/tools/libfactsheets/alalibraryfactsheet15
by greglindahl 10y ago
It's called "weeding".
http://www.ala.org/tools/libfactsheets/alalibraryfactsheet15 http://www.ala.org/tools/libfactsheets/alalibraryfactsheet15