Cita APA (7th ed.)

Gombrich, E. H., Kemp, M., Roberts, J., & Steadman, P. (1989). Leonardo da Vinci: Hayward Gallery, London, 26 January to 16 April 1989 / South Bank Centre (2. print.).

Cita Chicago (17th ed.)

Gombrich, Ernst H., Martin Kemp, Jane Roberts, i Philip Steadman. Leonardo Da Vinci: Hayward Gallery, London, 26 January to 16 April 1989 / South Bank Centre. 2. print. London, 1989.

Cita MLA (8th ed.)

Gombrich, Ernst H., et al. Leonardo Da Vinci: Hayward Gallery, London, 26 January to 16 April 1989 / South Bank Centre. 2. print. 1989.