Ayres, Frank
Schaum'S Outline of Theory And Problems of Plane And Spherical Trigononometry - New York Mcgraw Hill Book Company 1954 - 207p
Trigonometry
516.24 AYR/S
Schaum'S Outline of Theory And Problems of Plane And Spherical Trigononometry - New York Mcgraw Hill Book Company 1954 - 207p
Trigonometry
516.24 AYR/S