APA (7th ed.) Citation

Downie, M. \. G. (1994). Freeform. Student's book 3. Richmond Publishing.

Chicago Style (17th ed.) Citation

Downie, Michael \ Gray. Freeform. Student's Book 3. España: Richmond Publishing, 1994.

MLA (8th ed.) Citation

Downie, Michael \ Gray. Freeform. Student's Book 3. Richmond Publishing, 1994.