APA (7th ed.) Citation

A'Hearn, B., Chianese, S., & Vecchi, G. (2019). The economy in Leonardo da Vinci's time.

Chicago Style (17th ed.) Citation

A'Hearn, Brian, Stefano Chianese, and Giovanni Vecchi. The Economy in Leonardo Da Vinci's Time. 2019.

MLA (9th ed.) Citation

A'Hearn, Brian, et al. The Economy in Leonardo Da Vinci's Time. 2019.