Cita APA (7th ed.)

Pagoulatou-Vlachou, V. (2003). Functional grammar 3. Express publishing.

Cita Chicago (17th ed.)

Pagoulatou-Vlachou, V. Functional Grammar 3. Athens: Express publishing, 2003.

Cita MLA (8th ed.)

Pagoulatou-Vlachou, V. Functional Grammar 3. Express publishing, 2003.