APA (7th ed.) Citation

Archibald, R. G. (1970). An introduction to the theory of numbers. Merrill.

Chicago Style (17th ed.) Citation

Archibald, Ralph G. An Introduction to the Theory of Numbers. Columbus, Ohio: Merrill, 1970.

MLA (8th ed.) Citation

Archibald, Ralph G. An Introduction to the Theory of Numbers. Merrill, 1970.

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