Comments:ALTERNATE EDITION: IN VERY GOOD CONDITION! Houghton Mifflin Harcourt: Modern Earth Science, Teacher's Edition(Hardcover). Copyright-1989, ISBN:0030044529. Doesn't look brand new, but has no easily noticeable damage to the cover. Overall in excellent condition, with only minimal wear and tear. We ship daily, Mon-Sat. Our Toll-Free Customer Service Number is: 888-475-1077. Customer service is always our top priority!