Cita APA (7th ed.)

Mills, A. (1961). Intermediate test papers in english: Grammar. Longman.

Cita Chicago (17th ed.)

Mills, A.E. Intermediate Test Papers in English: Grammar. London: Longman, 1961.

Cita MLA (9th ed.)

Mills, A.E. Intermediate Test Papers in English: Grammar. Longman, 1961.