Cita APA (7a ed.)

Willwoll, A. (1952). Psycologia Metaphysica in usum scholarum (Editio altera.). Herder.

Cita Chicago Style (17a ed.)

Willwoll, Alexandro. Psycologia Metaphysica in Usum Scholarum. Editio altera. Friburgi: Herder, 1952.

Cita MLA (9a ed.)

Willwoll, Alexandro. Psycologia Metaphysica in Usum Scholarum. Editio altera. Herder, 1952.