Title: 21-segi kyŏngyŏng ŭi saeroun isyudŭl : kyŏngyŏng hyŏksin, chisik kyŏngyŏng, ch'angjo kyŏngyŏng, pyŏnhwa kyŏngyŏng, mirae kyŏngyŏng /
Authors: Kim, Pyŏng-u.
Publisher: Pomyŏng,
Year: 2009
Subjects: Industrial management.; Reengineering (Management)