Trigonometry, the easy way /
Downing, Douglas.
Trigonometry, the easy way / Douglas Downing. - 3rd ed. - Hauppauge, NY : Barron's, 2001. - ix, 326 p. : ill. ; 28 cm.
Includes index.
0764113607 (pbk.)
00062157
Trigonometry.
QA531 / .D683 2001
516.24
Trigonometry, the easy way / Douglas Downing. - 3rd ed. - Hauppauge, NY : Barron's, 2001. - ix, 326 p. : ill. ; 28 cm.
Includes index.
0764113607 (pbk.)
00062157
Trigonometry.
QA531 / .D683 2001
516.24