This study aimed to explore scientific behavior patterns of postgraduate students of physical education and sport sciences in University of Tehran. For this purpose, the descriptive analytical method was used. Findings indicated that out of 6234 documents cited in 104 master's dissertations, in terms of the publication quality (printed or web-based), the citations of printed sources (96.75%) were higher than web-based sources; In terms of the format, the citations of articles (46.88%) were higher than other formats; In terms of the language, the majority of citations (63.29%) belonged to the English sources; In terms of adjustment to library collections, there were 43.11% citations in library collections; In terms of faculties’ scientific products, there were 3.12% citations of scientific products of scientific members.