00469nam a2200181Ia 4500 221231s9999 xx 000 0 und d 81-7224-189-5 621.51 PAB Parr, Andrew 9833 Hydraulics and Pneumatics Ahmedabad Jaico Publishing House 2005 222p Mechanical Engineering 9834 Hydraulics,Pneumatics,Mechanical 9835 BE_BK 5810 5810