APA Style

Thirkettle, G. L.. (1981). Wheldon's business statistics and statistical method / G. L. Thirkettle (NInth Edition). Plymouth: ELBS.

Chicago Style

Thirkettle, G. L.. Wheldon's business statistics and statistical method / G. L. Thirkettle. NInth Edition Plymouth: ELBS, 1981. Text.

MLA Style

Thirkettle, G. L.. Wheldon's business statistics and statistical method / G. L. Thirkettle. NInth Edition Plymouth: ELBS, 1981. Text.

Turabian Style

Thirkettle, G. L.. Wheldon's business statistics and statistical method / G. L. Thirkettle. NInth Edition Plymouth: ELBS, 1981. Print.