APA (7th ed.) Citation

(2000). World directory of map collections (4th ed.). K.G. Saur.

Chicago Style (17th ed.) Citation

World Directory of Map Collections. 4th ed. Munchen: K.G. Saur, 2000.

MLA (9th ed.) Citation

World Directory of Map Collections. 4th ed. K.G. Saur, 2000.