APA ציטוט

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.

ציטוט MLA

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