Ilić, Vladimir. “Theoretical Orientation and Validity of Observation in Sociology and Anthropology”. Etnoantropološki problemi / Issues in Ethnology and Anthropology 9, no. 2 (June 20, 2014): 289–308. Accessed April 22, 2026. http://eap-iea.org/index.php/eap/article/view/494.