Media type: Book Title: Green roof : a case study ; Michael van Valkenburgh Associates' design for the headquarters of the American Society of Landscape Architects Contributor: Werthmann, Christian [Author] Corporation: Michael van Valkenburgh Associates Published: New York, NY: Princeton Architectural Press, c2007 Issue: 1. ed. Extent: 159 S.; zahlr. Ill Language: English ISBN: 1568986858; 9781568986852 RVK notation: ZH 3056 : Grün am Bau (Dach-, Fassaden-, Hofbegrünung) Keywords: Dachgarten Origination: Footnote: Includes bibliographical references (p. 158 - 159) "Design by Michael Van Valkenburgh Associates for the headquarters of the American Society of Landscape Architects.". - Includes bibliographical references