00508nam a2200157Ia 4500 5724 20261006003903.0 120911s9999 xx 000 0 und d 0827356641 621.56 WHI Whitman, William C. / Johnson, William M. 6784 Referigeration and air conditioning technology : concepts, procedures, and troublesyhooting techniques -2e 2E Delmar Pub. Hydraulic machinery --Handbooks, manuals, etc. 928 5724 5724 0 0 0 0 NU NU 2012-09-11 2 621.56 WHI 4460 2015-11-09 00:00:00 2015-10-20 2012-09-11 OS