Gaya APA

Wonnacott, T, H., Wonnacott, R, J. (1977). Introductory Statistics for Business and Economics (Ke-2). : Halliday Lithograph Corporation.

Gaya MLA

Wonnacott, Thomas, H.., Wonnacott, Ronald, J.. "Introductory Statistics for Business and Economics". Ke-2 : Halliday Lithograph Corporation, 1977. Text.