Architectonica militar ou Fortificação moderna.
Wedi'i Gadw mewn:
| Prif Awduron: | , , |
|---|---|
| Fformat: | Llawysgrif |
| Iaith: | Portiwgaleg |
| Mynediad Ar-lein: | https://purl.pt/51127 https://purl.pt/51127/service/media/cover/low https://purl.pt/51127/service/media/pdf |
| Tagiau: |
Dim Tagiau, Byddwch y cyntaf i dagio'r cofnod hwn!
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