Cita APA (7th ed.)

BLYTON, E. PETER'S GOOD IDEA.

Cita Chicago (17th ed.)

BLYTON, ENID. PETER'S GOOD IDEA.

Cita MLA (9th ed.)

BLYTON, ENID. PETER'S GOOD IDEA.

Atenció: Aquestes cites poden no estar 100% correctes.