von Wahlde, B. (1997). Access vs. Ownership: A SUNY University Center Libraries Study of the Economics of Document Delivery.
Citazione stile Chigago Style (17a edizione)von Wahlde, Barbara. Access Vs. Ownership: A SUNY University Center Libraries Study of the Economics of Document Delivery. 1997.
Citatione MLA (9a ed.)von Wahlde, Barbara. Access Vs. Ownership: A SUNY University Center Libraries Study of the Economics of Document Delivery. 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.