The Ordovician system in China
Subtitle: correlation chart and explanatory notes
By: by Sheng Shen-Fu ; sponsored by the International Subcommission on Ordovician Stratigraphy
Contributors: International Union of Geological Sciences. International Subcommission on Ordovician Stratigraphy
Series: Publication / International Union of Geological Sciences -- no. 1; IUGS publication -- no. 1
Publisher: IUGS Secretariat
Published: 1980
Place of publication: Ottawa, Ontario, Canada
Language: eng
Subjects: Stratigraphic Geology; Geology
Notes: Cover title.

"May 1, 1980."

Bibliography: p. 6-7.