Cita APA (7a ed.)

(1961). In memoriam Ludwig Schirmeyer: 1876-1960. Fromm.

Cita Chicago Style (17a ed.)

In Memoriam Ludwig Schirmeyer: 1876-1960. Osnabrück: Fromm, 1961.

Cita MLA (8a ed.)

In Memoriam Ludwig Schirmeyer: 1876-1960. Fromm, 1961.