Cita APA

Ackert, P. (2003). Cause and effect: Intermediate reading practice with answers. Trẻ.

Chicago Style Citation

Ackert, Patricia. Cause and Effect: Intermediate Reading Practice With Answers. Trẻ, 2003.

Cita MLA

Ackert, Patricia. Cause and Effect: Intermediate Reading Practice With Answers. Trẻ, 2003.

Atenció: Aquestes cites poden no estar 100% correctes.