NHK山形50年の步み放送局
By: NHK Yamagata Hōsōkyoku
Publisher: NHK Yamagata Hōsōkyoku
Published: 1987
Place of publication: Yamagata-ken Yamagata-shi
Language: jpn
Number of pages: 144
Other titles: NHK Yamagata 50-nen no ayumi