At the Edge of the World, Odyssey 2nd Edition

by Houghton Mifflin Harcourt

592 pages, Hardcover

First published January 1, 1986

About the author

Houghton Mifflin Harcourt Company (HMH) is an American publisher of textbooks, instructional technology materials, assessments, and reference works. It was formerly known as the Houghton Mifflin Company, but it changed its name following the 2007 acquisition of Harcourt School Publishers.