APA (7. basım) Alıntı

National Council for Preservation Education (U.S.). Preservation education & research. National Council for Preservation Education.

Chicago Style (17. basım) Atıf

National Council for Preservation Education (U.S.). Preservation Education & Research. College Station, TX: National Council for Preservation Education.

MLA (9th ed.) Atıf

National Council for Preservation Education (U.S.). Preservation Education & Research. National Council for Preservation Education.

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