SpringerLink (Online service), Frei, G., Lemmermeyer, F., & Roquette, P. J. (2014). Emil Artin and Helmut Hasse: The Correspondence 1923-1958. Springer Basel : Imprint: Springer.
Chicago Style (17th ed.) CitationSpringerLink (Online service), Günther Frei, Franz Lemmermeyer, and Peter J. Roquette. Emil Artin and Helmut Hasse: The Correspondence 1923-1958. Basel: Springer Basel : Imprint: Springer, 2014.
MLA (8th ed.) CitationSpringerLink (Online service), et al. Emil Artin and Helmut Hasse: The Correspondence 1923-1958. Springer Basel : Imprint: Springer, 2014.
Warning: These citations may not always be 100% accurate.