Poll, R., Boekhorst, P. t., & Abad Hiraldo, R. (1996). Measuring quality: International guidelines for performance measurement in academic libraries. K.G. Saur.
Chicago-referens (17:e uppl.)Poll, Roswitha, Peter te Boekhorst, och Ramon Abad Hiraldo. Measuring Quality: International Guidelines for Performance Measurement in Academic Libraries. München: K.G. Saur, 1996.
MLA-referens (8:e uppl.)Poll, Roswitha, et al. Measuring Quality: International Guidelines for Performance Measurement in Academic Libraries. K.G. Saur, 1996.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.