The invisibles :
a novel /
by Edgar Earl Christopher ; illustrated.

APA Citation

Christopher, E. Earl., Lukens, W. S.., Werner Company., Saalfield Pub. Co. (19031902). The invisibles: a novel. Akron, Ohio: The Saalfield Publishing Company.

MLA Citation

Christopher, Edgar Earl, Winfield S. Lukens, Werner Company, and Saalfield Pub. Co. The Invisibles: a Novel. Akron, Ohio: The Saalfield Publishing Company, 19031902.

Warning: These citations may not always be complete (especially for serials).