(1980). BUSINESS ECONOMICS: Made Simple. [s.n].
Chicago Style (17th ed.) CitationBUSINESS ECONOMICS: Made Simple. [s.i]: [s.n], 1980.
MLA引文BUSINESS ECONOMICS: Made Simple. [s.n], 1980.
警告:這些引文格式不一定是100%准確.
(1980). BUSINESS ECONOMICS: Made Simple. [s.n].
Chicago Style (17th ed.) CitationBUSINESS ECONOMICS: Made Simple. [s.i]: [s.n], 1980.
MLA引文BUSINESS ECONOMICS: Made Simple. [s.n], 1980.