Gaya APA

Keller, C. et al (1999). Glencoe Medical Assisting : A Patient-Centered Approach to Administrative and Clinical Competencies . USA: Glencoe/Mcgraw-Hill.

Gaya MLA

Keller, Cindy. et al. "Glencoe Medical Assisting : A Patient-Centered Approach to Administrative and Clinical Competencies". USA: Glencoe/Mcgraw-Hill, 1999. Buku Text.