Gaya APA

Hirayama, K. (1975). New Miocene Molluscs from the Joban Coal-field, Fukushima Prefecture, Japan . Tokyo: Geological Laboratory, St. Paul's University, Tokyo.

Gaya MLA

Hirayama, Katsumi. "New Miocene Molluscs from the Joban Coal-field, Fukushima Prefecture, Japan". Tokyo: Geological Laboratory, St. Paul's University, Tokyo, 1975. Umum.