Segal, S. L. (1980). Helmut Hasse in 1934.
Chicago Style (17th ed.) CitationSegal, Sanford L. Helmut Hasse in 1934. 1980.
MLA (9th ed.) CitationSegal, Sanford L. Helmut Hasse in 1934. 1980.
Warning: These citations may not always be 100% accurate.