APA aipamena

SINg, Y. (2010). Business Mathamatics.

Chicago Style aipamena

SINg, Y.P. Business Mathamatics. mumbai, 2010.

MLA aipamena

SINg, Y.P. Business Mathamatics. 2010.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.