The improvisatore,
by Hans Christian Andersen; tr. from the Danish by Mary Howitt.

APA Citation

Andersen, H. C. (Hans Christian)., Howitt, M. Botham. (1869). The improvisatore. Author's ed. New York.

MLA Citation

Andersen, H. C. (Hans Christian), 1805-1875, and Mary Botham Howitt. The Improvisatore. Author's ed. New York, 1869.

Warning: These citations may not always be complete (especially for serials).