Cita APA (7a ed.)

Pujals, E. (1952). Wordsworth, 1770-1850. [s.n.].

Cita Chicago Style (17a ed.)

Pujals, Esteban. Wordsworth, 1770-1850. Madrid: [s.n.], 1952.

Cita MLA (9a ed.)

Pujals, Esteban. Wordsworth, 1770-1850. [s.n.], 1952.