Leonardo da Vinci & Clark, K. (1968). The drawings of Leonardo Da Vinci in the collection of Her Majesty the Queen at Windsor Castle (2nd ed. rev. with the assistance of Carlo Pedretti.). Phaidon.
Chicago Style (17th ed.) CitationLeonardo da Vinci and Kenneth Clark. The Drawings of Leonardo Da Vinci in the Collection of Her Majesty the Queen at Windsor Castle. 2nd ed. rev. with the assistance of Carlo Pedretti. Oxford: Phaidon, 1968.
MLA (9th ed.) CitationLeonardo da Vinci and Kenneth Clark. The Drawings of Leonardo Da Vinci in the Collection of Her Majesty the Queen at Windsor Castle. 2nd ed. rev. with the assistance of Carlo Pedretti. Phaidon, 1968.
Warning: These citations may not always be 100% accurate.