The war with Germany;
a statistical summary,
by Leonard P. Ayres, colonel, General staff, chief of the Statistics branch of the General staff.

APA Citation

United States. War Dept. General Staff., Ayres, L. Porter. (1919). The war with Germany: a statistical summary. 2d. ed., Washington: Govt. print. off..

MLA Citation

United States. War Dept. General Staff, and Leonard Porter Ayres. The War With Germany: a Statistical Summary. 2d. ed., Washington: Govt. print. off., 1919.

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