Cita APA (7a ed.)

Breva-Claramonte, M. (1978). Padley's Grammatical theory {_}. [s.n.].

Cita Chicago Style (17a ed.)

Breva-Claramonte, Manuel. Padley's Grammatical Theory {_}. [S.l.]: [s.n.], 1978.

Cita MLA (9a ed.)

Breva-Claramonte, Manuel. Padley's Grammatical Theory {_}. [s.n.], 1978.