APA (7th ed.) Citation

Clark, K., & Pedretti, C. (1969). The drawings of Leonardo da Vinci in the collection of Her Majesty the Queen at Windsor Castle (2nd rev. ed.). Phaidon.

Chicago Style (17th ed.) Citation

Clark, Kenneth, and Carlo Pedretti. The Drawings of Leonardo Da Vinci in the Collection of Her Majesty the Queen at Windsor Castle. 2nd rev. ed. London: Phaidon, 1969.

MLA (9th ed.) Citation

Clark, Kenneth, and Carlo Pedretti. The Drawings of Leonardo Da Vinci in the Collection of Her Majesty the Queen at Windsor Castle. 2nd rev. ed. Phaidon, 1969.