APA Citation

Krieger, R. I. 1., & Krieger, R. I. 1. Principles.

Chicago Style Citation

Krieger, Robert Irving 1943-, and Robert Irving 1943- Krieger. Principles.

MLA Citation

Krieger, Robert Irving 1943-, and Robert Irving 1943- Krieger. Principles.

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