Contemporary precalculus :
Hungerford, Thomas W.
Contemporary precalculus : a graphing approach / Thomas W. Hungerford - Philadelphia : Sanders College Publishing, 1994. - xxiv, 759p. : ill. ; 25cm
Contemporary precalculus : a graphing approach / Thomas W. Hungerford - Philadelphia : Sanders College Publishing, 1994. - xxiv, 759p. : ill. ; 25cm