Cita APA (7th ed.)

Hull, A. L. Fries american english series: Book three.

Cita Chicago (17th ed.)

Hull, Adrian L. Fries American English Series: Book Three.

Cita MLA (8th ed.)

Hull, Adrian L. Fries American English Series: Book Three.

Atenció: Aquestes cites poden no estar 100% correctes.