APA (7th ed.) Zitazioa

Villaverde, R. (2009). Fundamental concepts of earthquake engineering. CRC Press Taylor & Francis Group.

Chicago Style (17th ed.) Zitazioa

Villaverde, Roberto. Fundamental Concepts of Earthquake Engineering. Boca Raton, USA: CRC Press Taylor & Francis Group, 2009.

MLA (9th ed.) Zitazioa

Villaverde, Roberto. Fundamental Concepts of Earthquake Engineering. CRC Press Taylor & Francis Group, 2009.