E.H. · H.S. · H. Schumann
| title | media type | ISBN-13 (ISBN-10) | year of publication | |
|---|---|---|---|---|
| Coastal Ocean Studies off Natal, South Africa | Paperback | 978-0-387-96895-7 (0-387-96895-4) | 1988 | |
| Coastal Ocean Studies off Natal, South Africa | Broschiert | 978-3-540-96895-5 (3-540-96895-4) | 1988 |