APA (7th ed.) Citation

Abt, C. C. (1980). Problems in American social policy research. Abt Books.

Chicago Style (17th ed.) Citation

Abt, Clark C. Problems in American Social Policy Research. Cambridge, Mass: Abt Books, 1980.

MLA (9th ed.) Citation

Abt, Clark C. Problems in American Social Policy Research. Abt Books, 1980.