Cita APA (7a ed.)

Chabran, H. R. (1986). The young Unamuno: His intellectual development in positivism and Darwinism (1880-1884). University Microfilms International.

Cita Chicago Style (17a ed.)

Chabran, Harry Rafael. The Young Unamuno: His Intellectual Development in Positivism and Darwinism (1880-1884). Ann Arbor: University Microfilms International, 1986.

Cita MLA (9a ed.)

Chabran, Harry Rafael. The Young Unamuno: His Intellectual Development in Positivism and Darwinism (1880-1884). University Microfilms International, 1986.