Παραπομπή σε μορφή APA (7η εκδ.)

Urban and Regional Spatial Analysis Network for Education and Training & Bogaerts, M. J. M. (1990). Data acquisition for spatial information systems: An advanced training seminar, Delft, 1-5 October 1990. URSA-NET.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Urban and Regional Spatial Analysis Network for Education and Training και M. J. M. Bogaerts. Data Acquisition for Spatial Information Systems: An Advanced Training Seminar, Delft, 1-5 October 1990. Athens: URSA-NET, 1990.

Παραπομπή σε μορφή MLA (8th εκδ.)

Urban and Regional Spatial Analysis Network for Education and Training και M. J. M. Bogaerts. Data Acquisition for Spatial Information Systems: An Advanced Training Seminar, Delft, 1-5 October 1990. URSA-NET, 1990.