Tro, Nivaldo J. Introductory chemistry essentials / - 3rd ed. - Upper Saddle River Pearson/Prentice Hall, 2009. - xxxi, (various pagings) : ill. (col.) ; 29 cm. Includes index ISBN: 0136019919 LCCN: 2007048421 LC Class. No.: QD33.2 / .T74 2009