Mantell, L. H., & Sing, F. P. (1972). Economics for business decisions. McGraw-Hill.
芝加哥风格引文Mantell, Leroy H., 与 Francis P. Sing. Economics for Business Decisions. New York: McGraw-Hill, 1972.
MLA引文Mantell, Leroy H., 与 Francis P. Sing. Economics for Business Decisions. McGraw-Hill, 1972.
警告:这些引文格式不一定是100%准确.