MARC21 – application in the Swiss National Library NL
007 - Physical Description Fixed Field-General Information - Electronic Resource (R)
Character Positions |
|
00 - Category of material |
|
| c - Electronic Resource | |
01 - Specific material designation |
|
| a - Tape cartridge | m - Magneto-optical disc |
| b - Chip cartridge | o - Optical disc |
| c - Computer optical disc cartridge | r - Remote |
| f - Tape cassette | u - Unspecified |
| h - Tape reel | z - Other |
| j - Magnetic disk | |
02 - Undefined |
|
| ♯ - Undefined | |
03-13 |
|
| | - No attempt to code |