Armco Drainage Products Association. (1930). Handbook of culvert and drainage practice: For the solution of surface and subsurface drainage problems. W.Q. O'Neall Co..
Chicago-Zitierstil (17. Ausg.)Armco Drainage Products Association. Handbook of Culvert and Drainage Practice: For the Solution of Surface and Subsurface Drainage Problems. Crawfordsville, Indiana: W.Q. O'Neall Co., 1930.
MLA-Zitierstil (8. Ausg.)Armco Drainage Products Association. Handbook of Culvert and Drainage Practice: For the Solution of Surface and Subsurface Drainage Problems. W.Q. O'Neall Co., 1930.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.