APA (7e ed.) Bronvermelding
International Federation of Library Associations and Institutions. Section of Geography and Map Libraries, Carrington, D. K., Grim, R. E., & Wolter, J. A. (1986). World directory of map collections (Second edition.). K.G. Saur.
Chicago (17e ed.) Bronvermelding
International Federation of Library Associations and Institutions. Section of Geography and Map Libraries, David K. Carrington, Ronald E. Grim, en John Amadeus Wolter. World Directory of Map Collections. Second edition. Munchen ; New York: K.G. Saur, 1986.
MLA (9e ed.) Bronvermelding
International Federation of Library Associations and Institutions. Section of Geography and Map Libraries, et al. World Directory of Map Collections. Second edition. K.G. Saur, 1986.
Let op: Deze citaties zijn niet altijd 100% accuraat.