Cita APA (7a ed.)

a Linguaphone Institute. [from old catalog]. (1971). Cours de Francais: Exercices ecrits. Linguaphone Institute, Limited.

Cita Chicago Style (17a ed.)

a Linguaphone Institute. [from old catalog]. Cours De Francais: Exercices Ecrits. London: Linguaphone Institute, Limited, 1971.

Cita MLA (9a ed.)

a Linguaphone Institute. [from old catalog]. Cours De Francais: Exercices Ecrits. Linguaphone Institute, Limited, 1971.