효원이잘커요?
Subtitle: kijŏgwi ppanŭn appa Pak Ki-bok ŭi yŏrhyŏl yugagi
By: [chiŭni Pak Ki-bok]
Edition: Chʻopʻan.
Publisher: Sallim
Published: 2003
Place of publication: Sŏul-si
Language: kor
Number of pages: 273
Other titles: Hyowŏn i chal kʻŏyo?