APA (7th ed.) Citation

Letwin, W. (1962). A documentary history of American economic policy since 1789. Aldins.

Chicago Style (17th ed.) Citation

Letwin, William. A Documentary History of American Economic Policy Since 1789. Chicago: Aldins, 1962.

MLA (9th ed.) Citation

Letwin, William. A Documentary History of American Economic Policy Since 1789. Aldins, 1962.

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