Tool, A. R. (1980). Prototype filling and emptying system measurements, New Bankhead Lock Black Warrior River, Alabama. US Army Engineer Waterways Experiment Station.
Chicago-Zitierstil (17. Ausg.)Tool, Allen R. Prototype Filling and Emptying System Measurements, New Bankhead Lock Black Warrior River, Alabama. Vicksburg, Miss: US Army Engineer Waterways Experiment Station, 1980.
MLA-Zitierstil (9. Ausg.)Tool, Allen R. Prototype Filling and Emptying System Measurements, New Bankhead Lock Black Warrior River, Alabama. US Army Engineer Waterways Experiment Station, 1980.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.