APA (7th ed.) Citation
De Virgilio, R., Guerra, F., & Velegrakis, Y. (2012). Semantic Search over the Web. Springer.
Chicago Style (17th ed.) Citation
De Virgilio, Roberto, Francesco Guerra, and Yannis Velegrakis. Semantic Search over the Web. Heidelberg, New York, London: Springer, 2012.
MLA (9th ed.) Citation
De Virgilio, Roberto, et al. Semantic Search over the Web. Springer, 2012.
Warning: These citations may not always be 100% accurate.