Minnesota. University. Division of Library Instruction & Russell, H. G. (1951). The use of books and libraries (7th ed.). University of Minnesota Press.
Chicago Style aipamenaMinnesota. University. Division of Library Instruction and Harold Garfield Russell. The Use of Books and Libraries. 7th ed. Minneapolis: University of Minnesota Press, 1951.
MLA aipamenaMinnesota. University. Division of Library Instruction and Harold Garfield Russell. The Use of Books and Libraries. 7th ed. University of Minnesota Press, 1951.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.