Style de citation APA (7e éd.)

Harwood, D., Hawton, K., Hope, T., Harriss, L., & Jacoby, R. (2006). Life problems and physical illness as risk factors for suicide in older people: A descriptive and case-control study.

Style de citation Chicago (17e éd.)

Harwood, D., K. Hawton, T. Hope, L. Harriss, et R. Jacoby. Life Problems and Physical Illness as Risk Factors for Suicide in Older People: A Descriptive and Case-control Study. 2006.

Style de citation MLA (9e éd.)

Harwood, D., et al. Life Problems and Physical Illness as Risk Factors for Suicide in Older People: A Descriptive and Case-control Study. 2006.