Gaya APA

Layman, E, J., Watzlaf, V, J. (2009). Health Informatics Research Methodes : Princisples and Practice . Amerika: AHIMA.

Gaya MLA

Layman, Elixabenth, J., Watzlaf, Valerie, J. "Health Informatics Research Methodes : Princisples and Practice". Amerika: AHIMA, 2009. Text.