Gaya APA

Haeussler, E, F. et al (2011). Introductory mathematical analysis for business, economics, and the life and social sciences (12th ed. /). Boston: Pearson Prentice Hall.

Gaya MLA

Haeussler, Ernest, F.. et al. "Introductory mathematical analysis for business, economics, and the life and social sciences". 12th ed. / Boston: Pearson Prentice Hall, 2011. print.