Gaya APA

BITTINGER, M, L., RUDOLPH, W, B. (1984). BUSINESS MATHEMATICS SECOND EDITION . United States of America: Addison-Wesley Publishing Company.

Gaya MLA

BITTINGER, MARVIN, L.., RUDOLPH, WILLIAM, B.. "BUSINESS MATHEMATICS SECOND EDITION". United States of America: Addison-Wesley Publishing Company, 1984. Text.