Cita APA (7a ed.)

Hayward, F. H. (1907). The Secret of Herbert. Watts & Co..

Cita Chicago Style (17a ed.)

Hayward, F. H. The Secret of Herbert. London: Watts & Co., 1907.

Cita MLA (8a ed.)

Hayward, F. H. The Secret of Herbert. Watts & Co., 1907.