Harper, M., Carballo V., G., & Sandí Sandí, M. (1997). Twenty years of the Foundation of the School of Library, Documentation and Information of the National University Intellectual Property in Costa Rica - The information technology environment.
Chicago-stil citatHarper, Marlene, Guishelle Carballo V., och Magda Sandí Sandí. Twenty Years of the Foundation of the School of Library, Documentation and Information of the National University Intellectual Property in Costa Rica - The Information Technology Environment. 1997.
MLA-referensHarper, Marlene, Guishelle Carballo V., och Magda Sandí Sandí. Twenty Years of the Foundation of the School of Library, Documentation and Information of the National University Intellectual Property in Costa Rica - The Information Technology Environment. 1997.