Cita APA (7a ed.)

Johnston, W. M. (1967). The formative years of R. G. Collingwood. Nijhoff.

Cita Chicago Style (17a ed.)

Johnston, William M. The Formative Years of R. G. Collingwood. The Hague: Nijhoff, 1967.

Cita MLA (9a ed.)

Johnston, William M. The Formative Years of R. G. Collingwood. Nijhoff, 1967.