Sax, K. (1931). Crossing-over and mutation. [s.l.]: [s.n.].
Chicago Style CitationSax, Karl. Crossing-over and Mutation. [s.l.]: [s.n.], 1931.
MLA CitationSax, Karl. Crossing-over and Mutation. [s.l.]: [s.n.], 1931.
Warning: These citations may not always be 100% accurate.