Cita APA (7a ed.)

Heitzman, W. R., & Mueller, F. W. (1980). Statistics for business and economics. Allyn and Bacon.

Cita Chicago Style (17a ed.)

Heitzman, William R., y Frederick W. Mueller. Statistics for Business and Economics. Boston: Allyn and Bacon, 1980.

Cita MLA (9a ed.)

Heitzman, William R., y Frederick W. Mueller. Statistics for Business and Economics. Allyn and Bacon, 1980.