Hill, E. (1989). Spot goes to the circus. Puffin.
Cita Chicago (17th ed.)Hill, Eric. Spot Goes to the Circus. Harmondsworth, Middlesex: Puffin, 1989.
Cita MLA (8th ed.)Hill, Eric. Spot Goes to the Circus. Puffin, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.