Cita APA (7a ed.)

Ford, R., & Ford, B. (1970). Gatherings from Spain. Dent [etc.].

Cita Chicago Style (17a ed.)

Ford, Richard, y Brinsley Ford. Gatherings from Spain. London [etc.]: Dent [etc.], 1970.

Cita MLA (9a ed.)

Ford, Richard, y Brinsley Ford. Gatherings from Spain. Dent [etc.], 1970.