APA

Dunn L., . (1931). International congresses with special references to the sixth international congress of genetics. New York-US: The institute of international education.

Chicago

Dunn L.C, . 1931. International congresses with special references to the sixth international congress of genetics. New York-US: The institute of international education.

Harvard

Dunn L., . (1931). International congresses with special references to the sixth international congress of genetics. New York-US: The institute of international education.

MLA

Dunn L.C, . International congresses with special references to the sixth international congress of genetics. New York-US: The institute of international education. 1931.