The Ultra secret / F. W. Winterbotham
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| | | Winterbotham, Frederick William |
| The Ultra secret. - London , 1974. | xiii, 199 p. ; 23 cm. | Includes index. | ISBN 0297768328. | | 1. Winterbotham, Frederick William 2. World War, 1939-1945 - Personal narratives, British 3. World War, 1939-1945 - Great Britain - Secret service 4. World War, 1939-1945 - Cryptography.I. Title | | Library : UiTM Shah Alam |
| Accn No. | Item Status | Add Id | Location | SMD | Item Category | 138520 | Shelf | | PERPUSTAKAAN PENGURUSAN & PERNIAGAAN TAR(P2) | BOOK | RAK TERBUKA (OPEN SHELVES) |
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