What has the author Billy C Langley written?

Answer 1

Billy C. Langley has written:

'Comfort heating' -- subject(s): Equipment and supplies, Heating, Maintenance and repair

'Principles and service of automotive air conditioning' -- subject(s): Automobiles, Air conditioning, Maintenance and repair

'Refrigeration and air conditioning' -- subject(s): Refrigeration and refrigerating machinery, Air conditioning

'Cooling systems troubleshooting handbook' -- subject(s): Equipment and supplies, Maintenance and repair, Air conditioning

'Fine Tuning Air Conditioning and Refrigeration Systems'

'Estimating air conditioning systems' -- subject(s): Estimates, Air conditioning

'Refrigerant management' -- subject(s): Air conditioning, Chlorofluorocarbons, Environmental aspects, Environmental aspects of Chlorofluorocarbons, Environmental aspects of Refrigerants, Refrigerants, Refrigeration and refrigerating machinery, Safety measures

'Major appliances' -- subject(s): Electric Household appliances, Gas appliances, Household appliances, Electric, Maintenance and repair

'Heat pump technology' -- subject(s): Heat pumps

'Fundamentals of Air Conditioning Systems' -- subject(s): Equipment and supplies, Air conditioning