Cita APA (7a ed.)

Harris, M. S. (1960). Francisco Romero on problems of Philosophy. Philosophical Library.

Cita Chicago Style (17a ed.)

Harris, Marjorie S. Francisco Romero on Problems of Philosophy. New York, Estados Unidos: Philosophical Library, 1960.

Cita MLA (9a ed.)

Harris, Marjorie S. Francisco Romero on Problems of Philosophy. Philosophical Library, 1960.