| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Biology investigations | 978-0-03-071296-8 | 1985 | |
| Laboratory investigations | 978-0-03-071297-5 | 1985 | |
| Laboratory investigations in biology | 978-0-03-056036-1 | 1981 | |
| Modern Biology | 978-0-03-001147-4 | 1985 | J. Otto |
| Modern health | 978-0-03-071904-2 | 1985 | |
H-O. · H. Otto · J. H. · J.H. Otto · J. Howard · J. Otto · James H. · James H. Otto · James Howard · James Otto