00586nam a22001937a 4500003000800000005001700008008004100025020001600066040002100082082001300103100002600116245006900142250001200211260005300223300005700276500002000333650001700353700002200370BD-DhUL20140822080225.0140822s1975    nyua|||| |||| 001 0 eng d  a0153531908   aBD-DhULcBD-DhUL  a510bLAE1 aLankford, Francis G. 1 aEssential mathematics /cFrancis G. Lankford and James F. Ulrich  a3rd ed.  aNew York : bHarcourt Brace Jovanovich, cc1975.  aviii, 536 p. : illustrations ; 24 cmbill. ; c24 cm  aIncludes index. 0aMathematics.1 aUlrich, James F.