APA Style

Geneva, W, H, O. (2010). ICD - 9 - CM 2010 Classification Of Procedures . Switzerland: WHO / Proyek Kesehatan Lingkungan.

MLA Style

Geneva, World, Health, Organization. "ICD - 9 - CM 2010 Classification Of Procedures". Switzerland: WHO / Proyek Kesehatan Lingkungan, 2010. Monograf.