Cita APA (7th ed.)

(1957). Wear =: Usure = Verschleiss. Elsevier.

Cita Chicago (17th ed.)

Wear =: Usure = Verschleiss. Amsterdam: Elsevier, 1957.

Cita MLA (8th ed.)

Wear =: Usure = Verschleiss. Elsevier, 1957.