Cita APA (7a ed.)

Brühl, C. (1985). Geschichte der Philatelie. Olms.

Cita Chicago Style (17a ed.)

Brühl, Carlrichard. Geschichte Der Philatelie. Hildesheim: Olms, 1985.

Cita MLA (8a ed.)

Brühl, Carlrichard. Geschichte Der Philatelie. Olms, 1985.