Cita APA (7th ed.)

Fisher, G., & Smith, R. J. (1985). Least squares theory and the Hausman Specification Test. Department of Economics, Queen's University.

Cita Chicago (17th ed.)

Fisher, Gordon, i Richard J. Smith. Least Squares Theory and the Hausman Specification Test. Kingston, Ontario: Department of Economics, Queen's University, 1985.

Cita MLA (9th ed.)

Fisher, Gordon, i Richard J. Smith. Least Squares Theory and the Hausman Specification Test. Department of Economics, Queen's University, 1985.