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Air conditioning and refrigeration troubleshooting handbook
Billy C. Langley
Bok Engelsk 2003
Fine tuning air conditioning and refrigeration systems
Billy C. Langley
Bok Engelsk 2002
Heat pump technology
Billy C. Langley
Bok Engelsk 2002
Control systems for air conditioning and refrigeration
Billy C. Langley
Bok Språk ikke angitt 1985