Cite

[Untitled frontispiece depicting an hot air balloon]

MLA

[Untitled Frontispiece Depicting an Hot Air Balloon]. 0AD. https://collections.library.yale.edu/catalog/2018257.

APA, 6th edition

[Untitled frontispiece depicting an hot air balloon]. (0 C.E.). [Engravings, Frontispieces (Illustrations), Prints (Visual works)]. https://collections.library.yale.edu/catalog/2018257.