Cita APA (7th ed.)

Wray, W. (2005). Leonardo da Vinci: In his own words. Arctus.

Cita Chicago (17th ed.)

Wray, William. Leonardo Da Vinci: In His Own Words. London: Arctus, 2005.

Cita MLA (9th ed.)

Wray, William. Leonardo Da Vinci: In His Own Words. Arctus, 2005.