International Institute for Aerial Survey and Earth Sciences. (1969). Proceedings of the ITC post-congress seminar: Held at Delft from 29. July to 2. August 1968. ITC.
Chicago-Zitierstil (17. Ausg.)International Institute for Aerial Survey and Earth Sciences. Proceedings of the ITC Post-congress Seminar: Held at Delft from 29. July to 2. August 1968. Delft: ITC, 1969.
MLA-Zitierstil (9. Ausg.)International Institute for Aerial Survey and Earth Sciences. Proceedings of the ITC Post-congress Seminar: Held at Delft from 29. July to 2. August 1968. ITC, 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.