Krause, Andreas. The basics of S-PLUS / Andreas Krause, Melvin Olson. - 4th ed. - New York : Springer, 2005. - xxii, 442 p. : ill. ; 23 cm. - Statistics and computing. . ISBN: 0387261095 RM234.27 Subjects--Uniform Titles: S-Plus. Subjects--Topical Terms: Mathematical statistics--Data processing.