Buku peringatan dies natalis U.S. U., Medan. - [Medan] Biro Rektor U.S.U. [1967- - v. illus. 24 cm. Indonesian or English, with summary in English. Includes bibliographies. LCCN: sa 68017173 Subjects--Corporate Names: Universitas Sumatera Utara. LC Class. No.: LG181.M4 / B8