MLA

Barker, Nicolas, Besler, Basilius, 1561-1629. Hortus Eystettensis : the Bishop's garden and Besler's magnificent book / Nicolas Barker.. 1994. https://collections.library.yale.edu/catalog/10619227.

APA, 6th edition

Barker, Nicolas, & Besler, Basilius, 1561-1629. (1994)[Hortus Eystettensis : the Bishop's garden and Besler's magnificent book / Nicolas Barker.]. https://collections.library.yale.edu/catalog/10619227.