Gaya APA
Nelson, M, N, M. (2007).
Essentials of math with business applications.-- (Ed. 7.--).
America:
McGraw-Hill.
Gaya MLA
Nelson, Marceda., Nelson,, Marceda..
"Essentials of math with business applications.--".
Ed. 7.--
America:
McGraw-Hill,
2007.
Buku.