4 1 50 Karl F. Lagler Primary Author John E. Bar Dach Additional Author Robert R. Miller Additional Author mixed material New York John Willey & Sons Inc 1962 Karl F. Lagler Primary Author mixed material 0697046753 dubuque WM.C.BROWN COMPY PUBLISHERS 1972 LAGLER Additional Author KARI F Additional Author mixed material 9795479482 AMERICA PERCETAKAN AGKASA 1995 LAGLER Additional Author KARI F Additional Author mixed material 0697046753 AMERICA WM.C.BROWN COMPY PUBLISHERS 1972