APA (7th ed.) Citation

Giordano, P., & Biguri, K. (2011). Zenbaki lehenen bakardadea (2. argit.). Alberdania.

Chicago Style (17th ed.) Citation

Giordano, Paolo, and Koldo Biguri. Zenbaki Lehenen Bakardadea. 2. argit. Irún: Alberdania, 2011.

MLA (9th ed.) Citation

Giordano, Paolo, and Koldo Biguri. Zenbaki Lehenen Bakardadea. 2. argit. Alberdania, 2011.

Warning: These citations may not always be 100% accurate.