Cita APA

WALIDI. (2006). Step by Step To Speak English. Klaten: Citra Aji Parama.

Chicago Style Citation

WALIDI. Step By Step To Speak English. Klaten: Citra Aji Parama, 2006.

Cita MLA

WALIDI. Step By Step To Speak English. Klaten: Citra Aji Parama, 2006.

Atenció: Aquestes cites poden no estar 100% correctes.