National interlending systems : a comparative study of existing systems and possible models / by Maurice B. Line ... [et al.]. - Paris : Unesco, General Information Programme, [1980] "May 1980." "PGI/78/WS/24 (rev.)" Includes bibliographical references. LCCN: 81205332 //r93 Subjects--Topical Terms: Interlibrary loans. LC Class. No.: Z713 / .N37 1980 Dewey Class. No.: 025.6/2