Cita APA (7th ed.)

Rickards, M. (1988). Collecting Printed Ephemera. Phaidon - Christies.

Cita Chicago (17th ed.)

Rickards, Maurice. Collecting Printed Ephemera. Oxford: Phaidon - Christies, 1988.

Cita MLA (8th ed.)

Rickards, Maurice. Collecting Printed Ephemera. Phaidon - Christies, 1988.