Ho, Weng Hin. Green ink on an envelope : the architectural practice of Chan Sau Yan Sonny / Ho Weng Hin, Tan Kar Lin ; with contributions from Nicholas Chan [and 4 others]. - 300 pages : illustrations (some color), plans ; 27 cm ISBN: 9789810744540 (hardback) Subjects--Personal Names: Chan, Sau Yan Sonny. Subjects--Topical Terms: Architecture--Singapore.Architecture--Malaysia. Dewey Class. No.: 720.95957 / HOW 2012