Analytic Trigonometry: A Programmed Course
Luckham, David C.
Analytic Trigonometry: A Programmed Course - U.S.A.: Encyclopaedia Britanica Films Inc, 1962. - 35p.; 29cm
Trigonometry
516.24 / LUC
Analytic Trigonometry: A Programmed Course - U.S.A.: Encyclopaedia Britanica Films Inc, 1962. - 35p.; 29cm
Trigonometry
516.24 / LUC