Activity profiles for three water-based recreational activities : scubadiving-snorkelling, swimming and shore uses /
| Auteur principal: | |
|---|---|
| Format: | Livre |
| Langue: | Inglés |
| Publié: |
Canada :
Parks Canada,
1981.
|
| Sujets: |
| Description matérielle: | 107 p. ; 28 cm. |
|---|