1
Published: [1986]
Superior document: IFLA Publications 31
Links: Volltext
2
Published: [2013]
Superior document: Title is part of eBook package: De Gruyter DGBA Library Information Science <1990
Links: Get full text; Get full text; Cover
3
Published: [2012];, [1979]
Superior document: Title is part of eBook package: De Gruyter DGBA Reference Works <1990
Links: Get full text; Get full text; Cover