Hemstock, H. F., & Costelloe, P. (1969). Modern business arithmetic (3rd ed.). Nelson.
Chicago Style (17th ed.) CitationHemstock, H. F., and P.J Costelloe. Modern Business Arithmetic. 3rd ed. [S.l.]: Nelson, 1969.
MLA引文Hemstock, H. F., and P.J Costelloe. Modern Business Arithmetic. 3rd ed. Nelson, 1969.
警告:這些引文格式不一定是100%准確.