Cita APA (7th ed.)

Roberston, R., & Jordá, L. (1967). English Spanish ans Spanish English Dictionary. [Gráficas Ramón Sopena, S.A.].

Cita Chicago (17th ed.)

Roberston, Richard, i Luis Jordá. English Spanish Ans Spanish English Dictionary. [España]: [Gráficas Ramón Sopena, S.A.], 1967.

Cita MLA (9th ed.)

Roberston, Richard, i Luis Jordá. English Spanish Ans Spanish English Dictionary. [Gráficas Ramón Sopena, S.A.], 1967.