Cita APA (7a ed.)

Kirwan, D., & O'Hara, M. (2013). Small world (First edition.). C.J. Fallon.

Cita Chicago Style (17a ed.)

Kirwan, Déirdre, y Maureen O'Hara. Small World. First edition. Dublin: C.J. Fallon, 2013.

Cita MLA (9a ed.)

Kirwan, Déirdre, y Maureen O'Hara. Small World. First edition. C.J. Fallon, 2013.