Madran, E., & Özgönül, N. (1999). International documents regarding the preservation of cultural and natural heritage. METU Faculty of Architecture.
Chicago Style (17. basım) AtıfMadran, Emre, ve Nimet Özgönül. International Documents Regarding the Preservation of Cultural and Natural Heritage. Ankara: METU Faculty of Architecture, 1999.
MLA (9th ed.) AtıfMadran, Emre, ve Nimet Özgönül. International Documents Regarding the Preservation of Cultural and Natural Heritage. METU Faculty of Architecture, 1999.
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