APA (7th ed.) Citation

Unesco. (1972). Preserving and restoring monuments and historic buildings. Unesco.

Chicago Style (17th ed.) Citation

Unesco. Preserving and Restoring Monuments and Historic Buildings. Paris: Unesco, 1972.

MLA (9th ed.) Citation

Unesco. Preserving and Restoring Monuments and Historic Buildings. Unesco, 1972.

Warning: These citations may not always be 100% accurate.