@book{351, author = {Ross, Sheldon M.}, title = {Introductory statistics /}, publisher = {Elsevier/Academic Press,}, year = {c2005.}, address = {Amsterdam ;}, edition = {2nd ed.}, note = {Includes index.}, url = {http://www.loc.gov/catdir/enhancements/fy0624/2005047325-d.html} }