Holt, H. T., & Smith, S. (1970). The Designer's handbook. New Burlington Books.
Chicago Style (17th ed.) CitationHolt, H.F. Ten, and Stan Smith. The Designer's Handbook. London: New Burlington Books, 1970.
MLA (9th ed.) CitationHolt, H.F. Ten, and Stan Smith. The Designer's Handbook. New Burlington Books, 1970.
Warning: These citations may not always be 100% accurate.