| 000 | 00368nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 180611s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _a23302208 | ||
| 041 | _aen | ||
| 082 | _a516.24 | ||
| 100 | _aDROOYAN, Irving | ||
| 245 | 0 | _aEssentials of Trigonometry | |
| 250 | _a2nd Ed. | ||
| 260 |
_aNew York. _bMacmillan Pub , US _c1977 |
||
| 300 | _aviii, 328p | ||
| 942 | _cLL | ||
| 999 |
_c786 _d786 |
||