Cita APA

Eco, U. 1. (1994). The search for the perfect language. Blackwell Oxford: [s.n].

Citación estilo Chicago

Eco, Umberto 1932-2016. The Search for the Perfect Language. Blackwell Oxford: [s.n], 1994.

Cita MLA

Eco, Umberto 1932-2016. The Search for the Perfect Language. Blackwell Oxford: [s.n], 1994.