Leibrock. (1999). Beautiful universal design: A visual guide (2nd ed.). John Wiley & Sons.
Chicago Style (17th ed.) CitationLeibrock. Beautiful Universal Design: A Visual Guide. 2nd ed. New York: John Wiley & Sons, 1999.
MLA (9th ed.) CitationLeibrock. Beautiful Universal Design: A Visual Guide. 2nd ed. John Wiley & Sons, 1999.
Warning: These citations may not always be 100% accurate.