MLA

Salicetus, Nicolaus, d. ca. 1493. Liber meditationū cōfessionum, ac orationum deuotarum, qui Anthidotarius anime dicitur : cum labula insertus.. 1501]. https://collections.library.yale.edu/catalog/17451988.

APA, 6th edition

Salicetus, Nicolaus, d. ca. 1493. (1501])[Liber meditationū cōfessionum, ac orationum deuotarum, qui Anthidotarius anime dicitur : cum labula insertus.]. https://collections.library.yale.edu/catalog/17451988.