APA (7th ed.) Citation

Hetherington, P. B., & Giotto, 1. (1966). Giotto. Knowledge Publications.

Chicago Style (17th ed.) Citation

Hetherington, Paul B., and 1266?-1337 Giotto. Giotto. London: Knowledge Publications, 1966.

MLA (9th ed.) Citation

Hetherington, Paul B., and 1266?-1337 Giotto. Giotto. Knowledge Publications, 1966.

Warning: These citations may not always be 100% accurate.