Durbin, John R. 4 0
Trigonometry / 6 6 John R. Durbin. - - - 1 volume (various pagings) : illustrations 25 cm. - - - - - . - . - 0 . - . - 0 .
Includes indexes.
5
5
471033669
2 = =
86028193
2
2 --0------
6 --0-- 2 --------
0 2 --
--20------
Trigonometry. --------20--
--------20--
----2
QA531 / .D784 19872
516.2/4 / 219
/
/
Trigonometry / 6 6 John R. Durbin. - - - 1 volume (various pagings) : illustrations 25 cm. - - - - - . - . - 0 . - . - 0 .
Includes indexes.
5
5
471033669
2 = =
86028193
2
2 --0------
6 --0-- 2 --------
0 2 --
--20------
Trigonometry. --------20--
--------20--
----2
QA531 / .D784 19872
516.2/4 / 219
/
/