Cita APA (7a ed.)

Leaper, W. J. (1957). Copyright and performing rights. Stevens & Sons Limited.

Cita Chicago Style (17a ed.)

Leaper, William Joseph. Copyright and Performing Rights. London: Stevens & Sons Limited, 1957.

Cita MLA (9a ed.)

Leaper, William Joseph. Copyright and Performing Rights. Stevens & Sons Limited, 1957.