Repair manual
Citroen HY Vehicles HW (hydrauic rear axle) Workshop Manual, French
Citroen HY Vehicles HW (hydrauic rear axle) Workshop Manual, French
Citroen HY (petrol + diesel) workshop manual, model from 1968 (French)
Citroen H-HZ-HY workshop manual, No. 444 (German)