Cita APA (7a ed.)

(2006). Logische Abhandlungen: Tractatus/summulae logicales (1ST ED.). PHILOSOPHIA.

Cita Chicago Style (17a ed.)

Logische Abhandlungen: Tractatus/summulae Logicales. 1ST ED. [S.l.]: PHILOSOPHIA, 2006.

Cita MLA (8a ed.)

Logische Abhandlungen: Tractatus/summulae Logicales. 1ST ED. PHILOSOPHIA, 2006.