Cita APA (7th ed.)

Ttofi, C., & Creed, T. S. (1974). English in mind (1a. ed.). Macmillan Education.

Cita Chicago (17th ed.)

Ttofi, C., i T. S. Creed. English in Mind. 1a. ed. Londres: Macmillan Education, 1974.

Cita MLA (9th ed.)

Ttofi, C., i T. S. Creed. English in Mind. 1a. ed. Macmillan Education, 1974.