Cita APA (7a ed.)
Royce, J. E. (1961). Man and his nature: A philosophical psychology. McGraw-Hill.
Cita estilo Chicago (17a ed.)
Royce, James E. Man and His Nature: A Philosophical Psychology. Nueva York, EUA: McGraw-Hill, 1961.
Cita MLA (9a ed.)
Royce, James E. Man and His Nature: A Philosophical Psychology. McGraw-Hill, 1961.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.