APA

Köbben B., Ormeling F. & Trainor T. N. (1997). Proceedings of the seminars on Electronic atlases II, held at the Charles University, Prague, July 31 - August 2, 1996 and at the 28th IGU Conference, The Hague, August 8, 1996. Utrecht: International Cartographic Association.

Chicago

Köbben Barend, Ormeling Ferjan and Trainor Timothy N. 1997. Proceedings of the seminars on Electronic atlases II, held at the Charles University, Prague, July 31 - August 2, 1996 and at the 28th IGU Conference, The Hague, August 8, 1996. Utrecht: International Cartographic Association.

Harvard

Köbben B., Ormeling F. and Trainor T. N. (1997). Proceedings of the seminars on Electronic atlases II, held at the Charles University, Prague, July 31 - August 2, 1996 and at the 28th IGU Conference, The Hague, August 8, 1996. Utrecht: International Cartographic Association.

MLA

Köbben Barend, Ormeling Ferjan and Trainor Timothy N. Proceedings of the seminars on Electronic atlases II, held at the Charles University, Prague, July 31 - August 2, 1996 and at the 28th IGU Conference, The Hague, August 8, 1996. Utrecht: International Cartographic Association. 1997.