[Horrors of War, by Gum Inc., Philadelphia. Set of 59 cards dealing with the Spanish Civil War.]

MLA

[Horrors of War, by Gum Inc., Philadelphia. Set of 59 cards dealing with the Spanish Civil War.].

APA

(2013). [Horrors of War, by Gum Inc., Philadelphia. Set of 59 cards dealing with the Spanish Civil War.].

Chicago

[Horrors of War, by Gum Inc., Philadelphia. Set of 59 cards dealing with the Spanish Civil War.].