| 000 -LEADER |
|---|
| fixed length control field |
00300 a2200085 4500 |
| 245 00 - TITLE STATEMENT |
|---|
| Title |
Technika informatyczna - Współdziałanie Systemów Otwartych (OSI) Definicja Usługi Warstwy Fizycznej PN-T-20271 / |
| Statement of responsibility, etc |
PKN. |
| 246 13 - VARYING FORM OF TITLE |
|---|
| Title proper/short title |
PN-T-20271 |
| 260 ## - PUBLICATION, DISTRIBUTION, ETC. (IMPRINT) |
|---|
| Place of publication, distribution, etc |
Warszawa : |
| Name of publisher, distributor, etc |
PKN, |
| Date of publication, distribution, etc |
1994. |
| 300 ## - PHYSICAL DESCRIPTION |
|---|
| Extent |
20 stron ; |
| Dimensions |
30 cm. |
| 650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM |
|---|
| Topical term or geographic name as entry element |
Polska norma |
