Assault gun section and platoon - USA Armored Force Field Manual, FM 17-25 Assault crossing equipment - Engeland Voorschrift, 26/GS Publications/1067 Pamphlet no. 7 B. Combined Operations. SP Artillery in An Assault Landing. WO 7830 - Engeland Voorschrift Pamphlet no. 24. Combined Operations. Cliff Assaults. WO 7834 Amphibious operations battalion in assault landings - USA Voorschrift, Field Manual, 60-5
