APA (7th ed.) Citation

(1850). [Retrato del Papa León XI]. s.n.

Chicago Style (17th ed.) Citation

[Retrato Del Papa León XI]. [S.l.: s.n, 1850.

MLA (9th ed.) Citation

[Retrato Del Papa León XI]. s.n, 1850.

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