Παραπομπή APA

Sadler, J., & Parr, R. E. (1997). The managed care and group health handbook. Cincinnati: The National Underwriter.

Παραπομπή Chicago Style

Sadler, Jeff., and Robert E. Parr. The Managed Care and Group Health Handbook. Cincinnati: The National Underwriter, 1997.

Παραπομπή MLA

Sadler, Jeff., and Robert E. Parr. The Managed Care and Group Health Handbook. Cincinnati: The National Underwriter, 1997.

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