http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Constantine Porphyrogenetus Planning and Regional Development Studies International Association
Constantine Porphyrogenetus Planning and Regional Development Studies International Association ; edited by John Karkazis ... [et al.].
Journal of the Institute of Interdisciplinary Studies in Environmental Management, Locational Decisions and Regional Planning
Κάθε τεύχος έχει ένα ξεχωριστό τίτλο. Vol.5 (June 1993)- εκδίδεται από το Constantine Porphyrogenetus Planning and Regional Development Studies International Association