Dum ferrum candet, cudendum est
MLA
Dum Ferrum Candet, Cudendum Est. 0AD. https://collections.library.yale.edu/catalog/2018258.
APA, 6th edition
Dum ferrum candet, cudendum est. (0 C.E.). [Engravings, Frontispieces (Illustrations), Prints (Visual works)]. https://collections.library.yale.edu/catalog/2018258.