Sprague, P. E., & Placzek, A. K. (1979). The drawings of Luis Henry Sullivan: : a catalogue of the Frank LLoyd Wright collection at the Avery Architectural Library. Princeton: Princeton University Press.
Παραπομπή Chicago StyleSprague, Paul E., and Adolf K. Placzek. The Drawings of Luis Henry Sullivan: : A Catalogue of the Frank LLoyd Wright Collection At the Avery Architectural Library. Princeton: Princeton University Press, 1979.
Παραπομπή MLASprague, Paul E., and Adolf K. Placzek. The Drawings of Luis Henry Sullivan: : A Catalogue of the Frank LLoyd Wright Collection At the Avery Architectural Library. Princeton: Princeton University Press, 1979.
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