Beiträge zur Kenntnis der Psylliden der Schweiz.
Wedi'i Gadw mewn:
| OCLC: | 12217549 |
|---|---|
| Prif Awdur: | |
| Iaith: | German |
| Cyhoeddwyd: |
Lausanne,
Imprimerie La Concorde,
1949.
|
| Pynciau: | |
| Global Resources Program: | Southeast Asia Materials Project (SEAM) |
| Fformat: | Traethawd Ymchwil Monograph Note that CRL will digitize material from the collection when copyright allows. |