Умут АЛ, н. эрол ОЛДЖАЙ

USAGE ANALYSIS OF ELECTRONIC INFORMATION RESOURCES: SAMPLE OF HACETTEPE UNIVERSITY LIBRARIES

MANAS Sosyal Araştırmalar Dergisi

2007-Cilt: 9 - Sayı: 17

207-220

Science Direct, Hacettepe University, electronic information resources

240 218