Cita APA

Walidi. (2006). Step by Step to Speak English. Citra Aji Parama.

Chicago Style Citation

Walidi. Step By Step to Speak English. Citra Aji Parama, 2006.

Cita MLA

Walidi. Step By Step to Speak English. Citra Aji Parama, 2006.

Atenció: Aquestes cites poden no estar 100% correctes.