Fram, M. (1992). Well-preserved: The Ontario Heritage Foundation's manual of principles and practice for architectural conservation (Revised edition.). Stoddart Boston Mills Press.
Chicago (17e ed.) BronvermeldingFram, Mark. Well-preserved: The Ontario Heritage Foundation's Manual of Principles and Practice for Architectural Conservation. Revised edition. Toronto, Erin, Ontario: Stoddart Boston Mills Press, 1992.
MLA (9e ed.) BronvermeldingFram, Mark. Well-preserved: The Ontario Heritage Foundation's Manual of Principles and Practice for Architectural Conservation. Revised edition. Stoddart Boston Mills Press, 1992.
Let op: Deze citaties zijn niet altijd 100% accuraat.