APA (7th ed.) Citation

Whittaker, E. T. (1967). The calculus of observations: An introduction to numerical analysis. Dover Publications, Inc.

Chicago Style (17th ed.) Citation

Whittaker, Edmund Taylor. The Calculus of Observations: An Introduction to Numerical Analysis. New York: Dover Publications, Inc, 1967.

MLA (9th ed.) Citation

Whittaker, Edmund Taylor. The Calculus of Observations: An Introduction to Numerical Analysis. Dover Publications, Inc, 1967.