MLA

Clusius, Carolus, 1526-1609, Jules Charles de L'Ecluse, Pona, Giovanni, 1565-1630. Caroli Clusi Atrebatis ... Rariorum plantarum historia .... 1601. https://collections.library.yale.edu/catalog/10619232.

APA, 6th edition

Clusius, Carolus, 1526-1609, & Jules Charles de L'Ecluse, & Pona, Giovanni, 1565-1630. (1601)[Caroli Clusi Atrebatis ... Rariorum plantarum historia ...]. https://collections.library.yale.edu/catalog/10619232.