Goldstein, C., & Ritter, J. (2000). The varieties of unity: Sounding unified theories 1920 - 1930. Max-Planck-Inst. für Wissenschaftsgeschichte.
Citazione stile Chigago Style (17a edizione)Goldstein, Catherine, e Jim Ritter. The Varieties of Unity: Sounding Unified Theories 1920 - 1930. Berlin: Max-Planck-Inst. für Wissenschaftsgeschichte, 2000.
Citatione MLA (8a ed.)Goldstein, Catherine, e Jim Ritter. The Varieties of Unity: Sounding Unified Theories 1920 - 1930. Max-Planck-Inst. für Wissenschaftsgeschichte, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.