Cita APA (7a ed.)

Chabran, H. R. (2004). The young Unamuno: His intellectual development in positivism and Darwinism (1880-1884). UMI.

Cita Chicago Style (17a ed.)

Chabran, Harry Rafael. The Young Unamuno: His Intellectual Development in Positivism and Darwinism (1880-1884). Ann Arbor: UMI, 2004.

Cita MLA (9a ed.)

Chabran, Harry Rafael. The Young Unamuno: His Intellectual Development in Positivism and Darwinism (1880-1884). UMI, 2004.