Burn, D. L., & Epstein, B. Realities of free trade: Two industry studies, by Duncan Burn and Barbara Epstein; with an introduction by Harry G. Johnson.
芝加哥风格引文Burn, Duncan Lyall, 与 Barbara Epstein. Realities of Free Trade: Two Industry Studies, by Duncan Burn and Barbara Epstein; with an Introduction by Harry G. Johnson. London, Allen and Unwin, 1972.
MLA引文Burn, Duncan Lyall, 与 Barbara Epstein. Realities of Free Trade: Two Industry Studies, by Duncan Burn and Barbara Epstein; with an Introduction by Harry G. Johnson.
警告：这些引文格式不一定是100％准确.