MLA

Berlandier, Jean Louis, -1851. Berlandier, Pencil and ink drawings and maps of Tampico, Nuevo Leon, Coahuila y Texas, and other Mexican areas. Box 8. undated. https://collections.library.yale.edu/catalog/16155703.

APA, 6th edition

Berlandier, Jean Louis, -1851. (["Box 8"])(undated)[Berlandier, Pencil and ink drawings and maps of Tampico, Nuevo Leon, Coahuila y Texas, and other Mexican areas]. https://collections.library.yale.edu/catalog/16155703.