Cita APA (7th ed.)

CARRASCO,EFFIE. (2005). UNDERSTANDING GRAMMAR RULES AND PRACTICE 2.

Cita Chicago (17th ed.)

CARRASCO,EFFIE. UNDERSTANDING GRAMMAR RULES AND PRACTICE 2. 2005.

Cita MLA (9th ed.)

CARRASCO,EFFIE. UNDERSTANDING GRAMMAR RULES AND PRACTICE 2. 2005.

Atenció: Aquestes cites poden no estar 100% correctes.