Gaya APA

Lind, D, A, (, A. (2010). Statistical techniques in Business & Economics (second chapter From The 11 th And 12 th Edition . Singapore: Mcgraw Hill.

Gaya MLA

Lind, Douglas, A, (et, Al). "Statistical techniques in Business & Economics (second chapter From The 11 th And 12 th Edition". Singapore: Mcgraw Hill, 2010. Text.