APA (7th ed.) Citation

Bigelow, F. H. (1919). Four fundamental formulas for discussing the observations made with the various types of pyrheliometers. John Wiley.

Chicago Style (17th ed.) Citation

Bigelow, Frank H. Four Fundamental Formulas for Discussing the Observations Made with the Various Types of Pyrheliometers. New York: John Wiley, 1919.

MLA (9th ed.) Citation

Bigelow, Frank H. Four Fundamental Formulas for Discussing the Observations Made with the Various Types of Pyrheliometers. John Wiley, 1919.