Serio-comique map of Europe at war : hark! hark! the dogs do bark! / designed and printed by Johnson & Riddle Co. ; with a note by Walter Emanuel.
MLA
Johnson, Riddle, and Co. Serio-Comique Map of Europe at War : Hark! Hark! the Dogs Do Bark! / Designed and Printed by Johnson & Riddle Co. ; with a Note by Walter Emanuel. G.W. Bacon & Co., 0AD. https://collections.library.yale.edu/catalog/15826754.
APA, 6th edition
Johnson, R., & C. (0 C.E.). Serio-comique map of Europe at war : hark! hark! the dogs do bark! / designed and printed by Johnson & Riddle Co. ; with a note by Walter Emanuel. [Maps]. G.W. Bacon & Co., https://collections.library.yale.edu/catalog/15826754.