Ottosen, P. H. (1931). Trench artillery, A.E.F.: The personal experiences of lieutenants and captains of artillery who served with trench mortars. Lothrop, Lee & Shepard.
Chicago Style (17th ed.) CitationOttosen, P. H. Trench Artillery, A.E.F.: The Personal Experiences of Lieutenants and Captains of Artillery Who Served with Trench Mortars. Boston: Lothrop, Lee & Shepard, 1931.
MLA (9th ed.) CitationOttosen, P. H. Trench Artillery, A.E.F.: The Personal Experiences of Lieutenants and Captains of Artillery Who Served with Trench Mortars. Lothrop, Lee & Shepard, 1931.
Warning: These citations may not always be 100% accurate.