Busch, Akiko. Rooftop architecture : the art of going through the roof / by Akiko Busch. - 1st ed. - New York : H. Holt, c1991. - 205 p. : ill. (some col.) ; 29 cm. Includes index. ISBN: 080501179X : Subjects--Topical Terms: Buildings--Additions. Dewey Class. No.: 721 / BUS