Uniform Law for International Sales (under the 1980 United Nations Convention); John Honnold; Kluwer, Deventer 1987; ISBN 90 6544 3479, 2nd edition, 586 pp. (incl. Annexes).Documentary History of the Uniform Law for International Sales; John Honnald; Kluwer, Philadelphia 1989; ISBN 90 6544 3738, xii + 881 pp.Guide to Practical Applications of the United Nations Convention On Contracts for International Sale of Goods; Albert H. Kritzer Kluwer, Deventer 1989; ISBN 90 6544 3711, 633 pp. (incl. Annex).