Ristow, W. W. 1., Wallis, H., & Zögner, L. (1979). The map librarian in the modern world: Essays in honour of Walter W. Ristow. München ; New York: K.G. Saur.
Chicago Style CitationRistow, Walter W. 1908-2006., Helen Wallis, and Lothar Zögner. The Map Librarian in the Modern World: Essays in Honour of Walter W. Ristow. München ; New York: K.G. Saur, 1979.
MLA CitationRistow, Walter W. 1908-2006., Helen Wallis, and Lothar Zögner. The Map Librarian in the Modern World: Essays in Honour of Walter W. Ristow. München ; New York: K.G. Saur, 1979.