Cita APA (7a ed.)

Archibald, N., Lipscomb, J., & McCrory, D. C. (1999). Resource utilization and costs of care for treatment of chronic headache. Agency for Health Care Policy and Research (US).

Cita Chicago Style (17a ed.)

Archibald, Nancy, Joseph Lipscomb, y Douglas C. McCrory. Resource Utilization and Costs of Care for Treatment of Chronic Headache. Rockville, MD: Agency for Health Care Policy and Research (US), 1999.

Cita MLA (9a ed.)

Archibald, Nancy, et al. Resource Utilization and Costs of Care for Treatment of Chronic Headache. Agency for Health Care Policy and Research (US), 1999.