Lewis M. Reagan, Ellis R. Ott & Daniel T. Sigley.
College algebra.
R637769. College algebra. By Lewis M. Reagan, Ellis R. Ott & Daniel T. Sigley. NM: additions, revised & reset. © 28Sep48; A26059. Lewis M. Reagan, Ellis R. Ott & Daniel T. Sigley (A); 11Aug76; R637769.
Lewis M. Reagan, Ellis R. Ott & Daniel T. Sigley|A