(1989). IFLA General Conference, 1989. Division of Collections and Services. Open Forum of the Division; Section on Acquisition and Exchange; Section on Interlending and Document Delivery; Section on Serial Publications; Section on Rare and Precious Books and Documents. Booklet 50.
Citazione stile Chigago Style (17a edizione)IFLA General Conference, 1989. Division of Collections and Services. Open Forum of the Division; Section on Acquisition and Exchange; Section on Interlending and Document Delivery; Section on Serial Publications; Section on Rare and Precious Books and Documents. Booklet 50. 1989.
Citatione MLA (9a ed.)IFLA General Conference, 1989. Division of Collections and Services. Open Forum of the Division; Section on Acquisition and Exchange; Section on Interlending and Document Delivery; Section on Serial Publications; Section on Rare and Precious Books and Documents. Booklet 50. 1989.