Drooyan, Irving
Trigonometry; and analytic approach/ Irving Drooyan; Walter Hadel - New York: Macmillan 1970. - 358 p.; il., grafs.
Trigonometría
516.24 / D783t
Trigonometry; and analytic approach/ Irving Drooyan; Walter Hadel - New York: Macmillan 1970. - 358 p.; il., grafs.
Trigonometría
516.24 / D783t