TY - BOOK AU - Faragallah, W. Hakim TI - Liquid vacuum pumps and compressors: application and principles of operation SN - 087201438X U1 - 621.6 PY - 1988/// CY - Houston PB - Gulf KW - Vacuum pumps KW - Compressors N1 - One copy price is USD = 75.00 1 USD = 161.17 LKR on the date of 20/06/2018 ER -