Cita APA (7a ed.)

Keeler, L. W. (1934). The problem of error: From Plato to Kant : a historical and critical study. Pontificia Universitas Gregoriana.

Cita Chicago Style (17a ed.)

Keeler, Leo W. The Problem of Error: From Plato to Kant : A Historical and Critical Study. Romae: Pontificia Universitas Gregoriana, 1934.

Cita MLA (9a ed.)

Keeler, Leo W. The Problem of Error: From Plato to Kant : A Historical and Critical Study. Pontificia Universitas Gregoriana, 1934.