Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Unesco. (1971). International instruments for the protection of monuments, groups of buildings and sites: Preliminary report .. Unesco.

Chicago Citation Edition Citation

Unesco. International Instruments for the Protection of Monuments, Groups of Buildings and Sites: Preliminary Report .. Paris: Unesco, 1971.

MLA Citation Edition Citation

Unesco. International Instruments for the Protection of Monuments, Groups of Buildings and Sites: Preliminary Report .. Unesco, 1971.