Hopkins, D. M., & Zweizig, D. L. (1999). Lessons from library power: Enriching teaching and learning. Libraries Unlimited.
Citazione stile Chigago Style (17a edizione)Hopkins, Dianne McAfee, e Douglas L. Zweizig. Lessons from Library Power: Enriching Teaching and Learning. Englewood, Colo: Libraries Unlimited, 1999.
Citatione MLA (9a ed.)Hopkins, Dianne McAfee, e Douglas L. Zweizig. Lessons from Library Power: Enriching Teaching and Learning. Libraries Unlimited, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.