International serials data system (ISDS) : guidelines for ISDS.
- Paris : Unesco, 1973.
- 68 p. : ill. ; 28 cm.
Bibliography : p. 57-58
400 400
Serials Data System.
050.285 / U3u
Bibliography : p. 57-58
400 400
Serials Data System.
050.285 / U3u