Cita APA (7a ed.)

Welcker, P. H. (1835). Hauser. [s.n.].

Cita Chicago Style (17a ed.)

Welcker, Philipp Heinrich. Hauser. Gotha: [s.n.], 1835.

Cita MLA (9a ed.)

Welcker, Philipp Heinrich. Hauser. [s.n.], 1835.