Walton, L. (1967). Foreign trade and foreign exchange: Their theory and practice. Macdonald and Evans.
استشهاد بنمط شيكاغوWalton, L..E. Foreign Trade and Foreign Exchange: Their Theory and Practice. Macdonald and Evans, 1967.
MLA استشهادWalton, L..E. Foreign Trade and Foreign Exchange: Their Theory and Practice. Macdonald and Evans, 1967.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.