100 books • 2 series
Modified Mastering Astronomy with Pearson Etext -- Standalone Access Card -- For Astronomy Today (Masteringastronomy)
Modified Mastering Astronomy with Pearson eText -- ValuePack Access Card -- for Astronomy Today
Astronomy Today, Skygazer V5.0 Student CD ROM and Mastering Astronomy with Etext and Access Card
Astronomy Today, Books a la Carte Plus Mastering Astronomy with Etext -- Access Card Package
Astronomy Today Pearson New International Edition, plus MasteringAstronomy without eText
Modified Mastering Astronomy with Pearson eText -- ValuePack Access Card -- for Astronomy