000 00642cam a2200229 4500
001 2268571
003 BD-DhUL
005 20140831125100.0
008 720413s1972 paua 001 0 eng
010 _a 78180181
020 _a0721646328
040 _aDLC
_cDLC
_dDLC
_dBD-DhUL
050 0 0 _aQA533
_b.H475
082 0 0 _a514.6
_bHEA
100 1 _aHelton, Floyd Franklin,
_d1912-
245 1 0 _aAnalytic trigonometry /
_c Floyd F. Helton.
260 _aPhiladelphia :
_bSaunders,
_c1972.
300 _avii, 297 p.:
_bill.;
_c26 cm.
650 0 _aPlane trigonometry.
906 _a7
_bcbc
_corignew
_d2
_encip
_f19
_gy-gencatlg
942 _2ddc
_cBK
999 _c6546
_d6546