APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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