Παραπομπή APA

Korcok, M. (1998). Controlling health care costs a costly business for HMOs in US.

Παραπομπή Chicago Style

Korcok, M. Controlling Health Care Costs a Costly Business for HMOs in US. 1998.

Παραπομπή MLA

Korcok, M. Controlling Health Care Costs a Costly Business for HMOs in US. 1998.

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