Josef Hoffman : the architectural work...

MLA

Sekler, Eduard F, and John Maass. Josef Hoffman : the Architectural Work... Princeton: Princeton University Press, 1985.

APA

Sekler, E. F, & Maass, J. (1985). Josef Hoffman : the architectural work... Princeton: Princeton University Press.

Chicago

Sekler, Eduard F. Josef Hoffman: The Architectural Work.... Translated by John Maass. Princeton: Princeton University Press, 1985.