McCallum, A. (2005). Information extraction: Distilling structured data from unstructured text. ACM queue : architecting tomorrow's computing..
Citação do estilo Chicago (17ª ed.)McCallum, Andrew. "Information Extraction: Distilling Structured Data from Unstructured Text." ACM Queue : Architecting Tomorrow's Computing. 2005.
Citação MLA (9ª ed.)McCallum, Andrew. "Information Extraction: Distilling Structured Data from Unstructured Text." ACM Queue : Architecting Tomorrow's Computing., 2005.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.