Laird, Sam. Quantitative methods for trade-barrier analysis / Sam Laird and Alexander Yeats. - New York ; New York University press , 1990. - xiv, 307 pages : illustrations. Includes bibliographical references and index. ISBN: 0333511433 LCCN: 90226091 Subjects--Topical Terms: Non-tariff trade barriers--Econometric models. LC Class. No.: HF 1430 / .L3 1990