Alessandrini, S., & Dallago, B. (1987). The Unofficial economy: Consequences and perspectives in different economic systems. Gower.
芝加哥风格引文Alessandrini, Sergio, 与 Bruno Dallago. The Unofficial Economy: Consequences and Perspectives in Different Economic Systems. Aldershot, Hants, Eng: Gower, 1987.
MLA引文Alessandrini, Sergio, 与 Bruno Dallago. The Unofficial Economy: Consequences and Perspectives in Different Economic Systems. Gower, 1987.
警告：这些引文格式不一定是100％准确.