APA (7th ed.) Citation

Ruggles, R. (1949). An introduction to national income and income analysis. Mcgraw-Hill Book.

Chicago Style (17th ed.) Citation

Ruggles, Richard. An Introduction to National Income and Income Analysis. New York [etc.]: Mcgraw-Hill Book, 1949.

MLA (9th ed.) Citation

Ruggles, Richard. An Introduction to National Income and Income Analysis. Mcgraw-Hill Book, 1949.