APA (7e ed.) Bronvermelding

Goldstein, C., & Ritter, J. (2000). The varieties of unity: Sounding unified theories 1920 - 1930. Max-Planck-Inst. für Wissenschaftsgeschichte.

Chicago (17e ed.) Bronvermelding

Goldstein, Catherine, en Jim Ritter. The Varieties of Unity: Sounding Unified Theories 1920 - 1930. Berlin: Max-Planck-Inst. für Wissenschaftsgeschichte, 2000.

MLA (8e ed.) Bronvermelding

Goldstein, Catherine, en Jim Ritter. The Varieties of Unity: Sounding Unified Theories 1920 - 1930. Max-Planck-Inst. für Wissenschaftsgeschichte, 2000.