Westring, Gösta International procurement : a training manual / [textbook] by Gösta Westring - Second edition / - Geneva : International Trade Centre UNCTAD/GATT (ITC) , 1985. - xi, 316 p.ages: illustrations ; 28 cm. Includes bibliographical references. ISBN: 0821304879 Subjects--Topical Terms: Government purchasing--Handbooks, manuals, etc. LC Class. No.: JF1525.P85 / WES