TY - BOOK AU - Hamsher,Donald H. AU - TI - Communication System Engineering Handbook U1 - 621.391(02) HAM PY - 1967/// CY - New York PB - McGraw-Hill KW - Engineering KW - Electronics KW - Civil engineering KW - Aeronautics KW - human engineering KW - Hydraulic engineering KW - Structural engineering N1 - Bibiliog. at the end of each chap ER -