APA Alıntı

Helgerson, S. D. (1976). The Founding of a Medical Service Bureau in King County, Washington, 1933.

Chicago Stili Alıntı

Helgerson, Steven D. The Founding of a Medical Service Bureau in King County, Washington, 1933. 1976.

MLA Alıntı

Helgerson, Steven D. The Founding of a Medical Service Bureau in King County, Washington, 1933. 1976.

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