APA (7th ed.) Citation

Langbein, L. I., & Lichtman, A. J. (1978). Ecological inference. Sage Publications.

Chicago Style (17th ed.) Citation

Langbein, Laura Irwin, and Allan J. Lichtman. Ecological Inference. Beverly Hills, Calif: Sage Publications, 1978.

MLA (9th ed.) Citation

Langbein, Laura Irwin, and Allan J. Lichtman. Ecological Inference. Sage Publications, 1978.

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