Sekiyu 35-nen no ayumi
Subtitle: sekiyu sangyō seisaku tiakei no keifu
By: Sekiyu Tsūshinsha hen
Publisher: Sekiyu Tsūshinsha
Published: 1990
Place of publication: Tōkyō
Language: jpn
Number of pages: 229
Subjects: Petroleum industry and trade; Government policy; History; Directories
Other titles: Sekiyu sanjūgonen no ayumi.