Mackenzie, S. (2010). The Contested Shore: Two Centuries of Saving the Landscape of Sydney Harbour. ; Sea Change 2030 is the title of an international ideas competition, for which Topos is a media partner. Topos.

Mackenzie, Stuart. "The Contested Shore: Two Centuries of Saving the Landscape of Sydney Harbour. ; Sea Change 2030 Is the Title of an International Ideas Competition, for Which Topos Is a Media Partner." Topos 2010.

Mackenzie, Stuart. "The Contested Shore: Two Centuries of Saving the Landscape of Sydney Harbour. ; Sea Change 2030 Is the Title of an International Ideas Competition, for Which Topos Is a Media Partner." Topos, 2010.