| 000 -LEADER |
|---|
| fixed length control field |
00444pam a2200169a 44500 |
| 008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION |
|---|
| fixed length control field |
160408b1982 xxu||||| |||| 00| 0 eng d |
| 082 ## - DEWEY DECIMAL CLASSIFICATION NUMBER |
|---|
| Classification number |
652.8 |
| Item number |
B398c |
| 100 ## - MAIN ENTRY--PERSONAL NAME |
|---|
| Personal name |
Beker, Henry |
| 245 1# - TITLE STATEMENT |
|---|
| Title |
CIPHER SYSTEMS |
| Statement of responsibility, etc. |
THE PROTECTION OF COMMUNICATIONS |
| 260 ## - PUBLICATION, DISTRIBUTION, ETC. |
|---|
| Place of publication, distribution, etc. |
New York |
| Name of publisher, distributor, etc. |
John Wiley |
| Date of publication, distribution, etc. |
1982 |
| 300 ## - PHYSICAL DESCRIPTION |
|---|
| Extent |
427 |
| 500 ## - GENERAL NOTE |
|---|
| General note |
Bibliography : P. 407-421 |
| 650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM |
|---|
| Topical term or geographic name entry element |
Cryptography |
| 700 ## - ADDED ENTRY--PERSONAL NAME |
|---|
| Personal name |
Piper, Fred |
| 964 ## - |
|---|
| -- |
CIRC |
| 997 ## - |
|---|
| -- |
A80607 C |
