Citations refer to the original publication, not to a Scieee localized version.
Valdés, F. D. (n.d.). Ferdinandi Valdesii ... De vtiliate Venae sectionis in Variolis, ac alijs affectibus Puerorum. Hispali : Excudebat Ferdinandus Diaz, 1583. https://idus.us.es/items/b2c4fc71-a937-4ae5-994a-c01b561d5ed7
Valdés, Fernando de. Ferdinandi Valdesii ... De vtiliate Venae sectionis in Variolis, ac alijs affectibus Puerorum. Hispali : Excudebat Ferdinandus Diaz, 1583. https://idus.us.es/items/b2c4fc71-a937-4ae5-994a-c01b561d5ed7.
Valdés, Fernando de. Ferdinandi Valdesii ... De vtiliate Venae sectionis in Variolis, ac alijs affectibus Puerorum. Hispali : Excudebat Ferdinandus Diaz, 1583, n.d. https://idus.us.es/items/b2c4fc71-a937-4ae5-994a-c01b561d5ed7.
Valdés, F. D. (no date) Ferdinandi Valdesii ... De vtiliate Venae sectionis in Variolis, ac alijs affectibus Puerorum. Hispali : Excudebat Ferdinandus Diaz, 1583. Available at: https://idus.us.es/items/b2c4fc71-a937-4ae5-994a-c01b561d5ed7.
F. D. Valdés, “Ferdinandi Valdesii ... De vtiliate Venae sectionis in Variolis, ac alijs affectibus Puerorum,” Hispali : Excudebat Ferdinandus Diaz, 1583. [Online]. Available: https://idus.us.es/items/b2c4fc71-a937-4ae5-994a-c01b561d5ed7
@misc{valdesferdinandi,
author = {Valdés, Fernando de},
title = {Ferdinandi Valdesii ... De vtiliate Venae sectionis in Variolis, ac alijs affectibus Puerorum},
publisher = {Hispali : Excudebat Ferdinandus Diaz, 1583},
url = {https://idus.us.es/items/b2c4fc71-a937-4ae5-994a-c01b561d5ed7}
}
The source metadata has no journal, volume or pages. Add them from the original publication if your citation needs them.