APA (7th ed.) Citation

Whittaker, E. T. (1944). The calculus of observations: A treatise on numerical mathematics (4a. ed.). Blackie and Son.

Chicago Style (17th ed.) Citation

Whittaker, Edmund Taylor. The Calculus of Observations: A Treatise on Numerical Mathematics. 4a. ed. Londres: Blackie and Son, 1944.

MLA (9th ed.) Citation

Whittaker, Edmund Taylor. The Calculus of Observations: A Treatise on Numerical Mathematics. 4a. ed. Blackie and Son, 1944.