Langley, Billy C., 1931-
Heat pump technology Billy C. Langley - Reston, Va Reston Pub. Co. c1983 - ix, 373 p. ill. 25 cm.
Heat pumps
621.402 / 5
Heat pump technology Billy C. Langley - Reston, Va Reston Pub. Co. c1983 - ix, 373 p. ill. 25 cm.
Heat pumps
621.402 / 5