Cita APA (7th ed.)

Berlage, L. (1975). On the mathematics of economic aid. St. Ignatius Faculties.

Cita Chicago (17th ed.)

Berlage, L. On the Mathematics of Economic Aid. Antwerp, Belgium: St. Ignatius Faculties, 1975.

Cita MLA (9th ed.)

Berlage, L. On the Mathematics of Economic Aid. St. Ignatius Faculties, 1975.