International Federation of Library Associations. Geography and Map Libraries Sub-Section & Ristow, W. W. (1976). World directory of map collection. Verlag Dokumentation.
Chicago Style (17th ed.) CitationInternational Federation of Library Associations. Geography and Map Libraries Sub-Section and Walter William Ristow. World Directory of Map Collection. Munchen: Verlag Dokumentation, 1976.
MLA (9th ed.) CitationInternational Federation of Library Associations. Geography and Map Libraries Sub-Section and Walter William Ristow. World Directory of Map Collection. Verlag Dokumentation, 1976.
Warning: These citations may not always be 100% accurate.