APA Citation

Stumbur, H., & Mutvei, H. (1983). A new Middle Ordovician torticonic nautiloid. Stockholm: [s.n.].

Chicago Style Citation

Stumbur, Heino, and Harry Mutvei. A New Middle Ordovician Torticonic Nautiloid. Stockholm: [s.n.], 1983.

MLA Citation

Stumbur, Heino, and Harry Mutvei. A New Middle Ordovician Torticonic Nautiloid. Stockholm: [s.n.], 1983.

Warning: These citations may not always be 100% accurate.