Cita APA (7th ed.)
Tyra, M. (2000). Magical book on quicker maths (3rd ed.). BSC Pub.
Cita Chicago (17th ed.)
Tyra, M. Magical Book on Quicker Maths. 3rd ed. Delhi: BSC Pub, 2000.
Cita MLA (9th ed.)
Tyra, M. Magical Book on Quicker Maths. 3rd ed. BSC Pub, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.