Translation of 'Stil 1930'. Tübingen: Wasmuth, 1971. - Also published as 'Style 1930'. New York: Universe Books, 1972.
Into the thirties : style and design, 1927-1934 by Klaus-Jürgen Sembach. ISBN 0500231591. Published by Thames and Hudson in 1972. Publication and catalogue information, links to buy online and reader comments.