Opération "Okal"
From Author Wars - https://authorwars.com/books/operation-okal-3036034.html
Editions/Publications:
- Unknown. Opération "Okal" (Unknown, Guy Roger, Fleuve Noir, ISBN-10: 2265063916, 189 pages, Paperback, Anthology)
From Author Wars - https://authorwars.com/books/operation-okal-3036034.html