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Message * A Textbook of Refrigeration and Air Conditioning For the Students of B.E.; U.P.S.C. (Engg. Services); U.P.S.C. (Civil Services); Section 'B' of A.M.I.E. (India) and Diploma Courses (S.I. Units) 1st Edition, Reprint - 8121927811 - 9788121927819