Cita APA (7th ed.)
Cowan, N., Kessler, R. C., & Gordon, L. U. Measuring stress: A guide for health and social scientists. Oxford University.
Cita Chicago (17th ed.)
Cowan, Nelson, Ronald C. Kessler, i Lynn Underwood Gordon. Measuring Stress: A Guide for Health and Social Scientists. Nueva York, EUA: Oxford University.
Cita MLA (9th ed.)
Cowan, Nelson, et al. Measuring Stress: A Guide for Health and Social Scientists. Oxford University.
Atenció: Aquestes cites poden no estar 100% correctes.