Cita APA (7a ed.)

Rivero, M. L. (1971). Mood and presupposition in Spanish. [s.n.].

Cita Chicago Style (17a ed.)

Rivero, María Luisa. Mood and Presupposition in Spanish. [S.l.]: [s.n.], 1971.

Cita MLA (9a ed.)

Rivero, María Luisa. Mood and Presupposition in Spanish. [s.n.], 1971.