H.H. · W H · William H.
Harry N. Abrams · Holt McDougal
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Audubon Society Book of the Wildflowers of the World | 978-0-8109-0671-6 (0-8109-0671-6) | 1978 | Les Line |
| The First Americans: Then and Now | 978-0-03-056721-6 (0-03-056721-1) | 1981 | |