APA (7th ed.) Citation

Richardso, C. H. (1954). An introduction to the calculus of finite differences. Van Nostrand.

Chicago Style (17th ed.) Citation

Richardso, Clarence Hudson. An Introduction to the Calculus of Finite Differences. New York: Van Nostrand, 1954.

MLA (9th ed.) Citation

Richardso, Clarence Hudson. An Introduction to the Calculus of Finite Differences. Van Nostrand, 1954.

Warning: These citations may not always be 100% accurate.